151 files changed, 249 insertions, 1240 deletions

diff --git a/scripts/autobuilder-worker-prereq-tests b/scripts/autobuilder-worker-prereq-tests
index 358dd2beee..5d7e6e2601 100755
--- a/scripts/autobuilder-worker-prereq-tests
+++ b/scripts/autobuilder-worker-prereq-tests
@@ -3,7 +3,7 @@
 # Script which can be run on new autobuilder workers to check all needed configuration is present.
 # Designed to be run in a repo where bitbake/oe-core are already present.
 #
-
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Todo
 # Add testtools/subunit import test
diff --git a/scripts/bitbake-prserv-tool b/scripts/bitbake-prserv-tool
index fa31b52584..e55d98c72e 100755
--- a/scripts/bitbake-prserv-tool
+++ b/scripts/bitbake-prserv-tool
@@ -1,4 +1,7 @@
 #!/usr/bin/env bash
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 help ()
 {
diff --git a/scripts/bitbake-whatchanged b/scripts/bitbake-whatchanged
index 0207777e63..3095dafa46 100755
--- a/scripts/bitbake-whatchanged
+++ b/scripts/bitbake-whatchanged
@@ -4,18 +4,8 @@
 
 # Copyright (c) 2013 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 import os
 import sys
diff --git a/scripts/buildhistory-collect-srcrevs b/scripts/buildhistory-collect-srcrevs
index d375b045d8..c4d203ff4d 100755
--- a/scripts/buildhistory-collect-srcrevs
+++ b/scripts/buildhistory-collect-srcrevs
@@ -5,18 +5,8 @@
 # Copyright 2013 Intel Corporation
 # Authored-by:  Paul Eggleton <paul.eggleton@intel.com>
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import collections
 import os
diff --git a/scripts/buildhistory-diff b/scripts/buildhistory-diff
index 70805b0678..833f7c33a5 100755
--- a/scripts/buildhistory-diff
+++ b/scripts/buildhistory-diff
@@ -4,6 +4,9 @@
 #
 # Copyright (C) 2013 Intel Corporation
 # Author: Paul Eggleton <paul.eggleton@linux.intel.com>
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import sys
 import os
diff --git a/scripts/buildstats-diff b/scripts/buildstats-diff
index a128dd324f..c179c93528 100755
--- a/scripts/buildstats-diff
+++ b/scripts/buildstats-diff
@@ -4,15 +4,9 @@
 #
 # Copyright (c) 2016, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import argparse
 import glob
 import logging
diff --git a/scripts/combo-layer b/scripts/combo-layer
index dc40e72404..9b50e9873d 100755
--- a/scripts/combo-layer
+++ b/scripts/combo-layer
@@ -7,18 +7,8 @@
 #               Paul Eggleton <paul.eggleton@intel.com>
 #               Richard Purdie <richard.purdie@intel.com>
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import fnmatch
 import os, sys
diff --git a/scripts/combo-layer-hook-default.sh b/scripts/combo-layer-hook-default.sh
index 1e3a3b9bc8..11547a9826 100755
--- a/scripts/combo-layer-hook-default.sh
+++ b/scripts/combo-layer-hook-default.sh
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Hook to add source component/revision info to commit message
 # Parameter:
 #   $1 patch-file
diff --git a/scripts/contrib/bb-perf/bb-matrix-plot.sh b/scripts/contrib/bb-perf/bb-matrix-plot.sh
index 136a25570d..e7bd129e9e 100755
--- a/scripts/contrib/bb-perf/bb-matrix-plot.sh
+++ b/scripts/contrib/bb-perf/bb-matrix-plot.sh
@@ -1,21 +1,8 @@
 #!/bin/bash
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 # This script operates on the .dat file generated by bb-matrix.sh. It tolerates
diff --git a/scripts/contrib/bb-perf/bb-matrix.sh b/scripts/contrib/bb-perf/bb-matrix.sh
index 106456584d..b1fff0f344 100755
--- a/scripts/contrib/bb-perf/bb-matrix.sh
+++ b/scripts/contrib/bb-perf/bb-matrix.sh
@@ -1,21 +1,8 @@
 #!/bin/bash
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 # This script runs BB_CMD (typically building core-image-sato) for all
diff --git a/scripts/contrib/bb-perf/buildstats-plot.sh b/scripts/contrib/bb-perf/buildstats-plot.sh
index 7e8ae0410e..898834e5ac 100755
--- a/scripts/contrib/bb-perf/buildstats-plot.sh
+++ b/scripts/contrib/bb-perf/buildstats-plot.sh
@@ -1,21 +1,8 @@
 #!/usr/bin/env bash
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 #
diff --git a/scripts/contrib/bb-perf/buildstats.sh b/scripts/contrib/bb-perf/buildstats.sh
index 8d7e2488f0..e9ec2d476a 100755
--- a/scripts/contrib/bb-perf/buildstats.sh
+++ b/scripts/contrib/bb-perf/buildstats.sh
@@ -1,21 +1,8 @@
 #!/bin/bash
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 # Given 'buildstats' data (generate by bitbake when setting
diff --git a/scripts/contrib/bbvars.py b/scripts/contrib/bbvars.py
index 286b5a9405..090133600b 100755
--- a/scripts/contrib/bbvars.py
+++ b/scripts/contrib/bbvars.py
@@ -1,18 +1,6 @@
 #!/usr/bin/env python3
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
 #
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # Copyright (C) Darren Hart <dvhart@linux.intel.com>, 2010
 
diff --git a/scripts/contrib/build-perf-test-wrapper.sh b/scripts/contrib/build-perf-test-wrapper.sh
index 7cbb5d794f..fa71d4a2e9 100755
--- a/scripts/contrib/build-perf-test-wrapper.sh
+++ b/scripts/contrib/build-perf-test-wrapper.sh
@@ -4,15 +4,7 @@
 #
 # Copyright (c) 2016, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # This script is a simple wrapper around the actual build performance tester
 # script. This script initializes the build environment, runs
diff --git a/scripts/contrib/ddimage b/scripts/contrib/ddimage
index ab929957a5..b577d1ca2a 100755
--- a/scripts/contrib/ddimage
+++ b/scripts/contrib/ddimage
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 # Default to avoiding the first two disks on typical Linux and Mac OS installs
 # Better safe than sorry :-)
diff --git a/scripts/contrib/devtool-stress.py b/scripts/contrib/devtool-stress.py
index d555c51a65..81046ecf49 100755
--- a/scripts/contrib/devtool-stress.py
+++ b/scripts/contrib/devtool-stress.py
@@ -6,18 +6,7 @@
 #
 # Copyright 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 import sys
diff --git a/scripts/contrib/dialog-power-control b/scripts/contrib/dialog-power-control
index 7550ea53be..ad6070c369 100755
--- a/scripts/contrib/dialog-power-control
+++ b/scripts/contrib/dialog-power-control
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Simple script to show a manual power prompt for when you want to use
 # automated hardware testing with testimage.bbclass but you don't have a
 # web-enabled power strip or similar to do the power on/off/cycle.
diff --git a/scripts/contrib/documentation-audit.sh b/scripts/contrib/documentation-audit.sh
index 2144aac936..1191f57a8e 100755
--- a/scripts/contrib/documentation-audit.sh
+++ b/scripts/contrib/documentation-audit.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Perform an audit of which packages provide documentation and which
 # are missing -doc packages.
 #
@@ -7,7 +9,6 @@
 # this script after source'ing the build environment script, so you're
 # running it from build/ directory.
 #
-# Maintainer: Scott Garman <scott.a.garman@intel.com>
 
 REPORT_DOC_SIMPLE="documentation_exists.txt"
 REPORT_DOC_DETAIL="documentation_exists_detail.txt"
diff --git a/scripts/contrib/graph-tool b/scripts/contrib/graph-tool
index 1df5b8c345..6d2e68b82e 100755
--- a/scripts/contrib/graph-tool
+++ b/scripts/contrib/graph-tool
@@ -7,18 +7,7 @@
 #
 # Copyright 2013 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 import sys
diff --git a/scripts/contrib/list-packageconfig-flags.py b/scripts/contrib/list-packageconfig-flags.py
index 7ce718624a..b1d6c852d8 100755
--- a/scripts/contrib/list-packageconfig-flags.py
+++ b/scripts/contrib/list-packageconfig-flags.py
@@ -1,21 +1,10 @@
 #!/usr/bin/env python3
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation.
-#
 # Copyright (C) 2013 Wind River Systems, Inc.
 # Copyright (C) 2014 Intel Corporation
 #
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
 # - list available recipes which have PACKAGECONFIG flags
 # - list available PACKAGECONFIG flags and all affected recipes
 # - list all recipes and PACKAGECONFIG information
diff --git a/scripts/contrib/oe-build-perf-report-email.py b/scripts/contrib/oe-build-perf-report-email.py
index 913847bbed..de3862c897 100755
--- a/scripts/contrib/oe-build-perf-report-email.py
+++ b/scripts/contrib/oe-build-perf-report-email.py
@@ -4,15 +4,9 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import argparse
 import base64
 import logging
diff --git a/scripts/contrib/patchreview.py b/scripts/contrib/patchreview.py
index 072166504d..62c509f51c 100755
--- a/scripts/contrib/patchreview.py
+++ b/scripts/contrib/patchreview.py
@@ -1,4 +1,7 @@
 #! /usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 # TODO
 # - option to just list all broken files
diff --git a/scripts/contrib/patchtest.sh b/scripts/contrib/patchtest.sh
index 7fe566666e..b1e1ea334b 100755
--- a/scripts/contrib/patchtest.sh
+++ b/scripts/contrib/patchtest.sh
@@ -1,26 +1,12 @@
 #!/bin/bash
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # patchtest: Run patchtest on commits starting at master
 #
 # Copyright (c) 2017, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
+
 set -o errexit
 
 # Default values
diff --git a/scripts/contrib/serdevtry b/scripts/contrib/serdevtry
index 74bd7b7161..9144730e7e 100755
--- a/scripts/contrib/serdevtry
+++ b/scripts/contrib/serdevtry
@@ -2,7 +2,8 @@
 
 # Copyright (C) 2014 Intel Corporation
 #
-# Released under the MIT license (see COPYING.MIT)
+# SPDX-License-Identifier: MIT
+#
 
 if [ "$1" = "" -o "$1" = "--help" ] ; then
     echo "Usage: $0 <serial terminal command>"
diff --git a/scripts/contrib/test_build_time.sh b/scripts/contrib/test_build_time.sh
index 9e5725ae54..23f238adf6 100755
--- a/scripts/contrib/test_build_time.sh
+++ b/scripts/contrib/test_build_time.sh
@@ -3,22 +3,8 @@
 # Build performance regression test script
 #
 # Copyright 2011 Intel Corporation
-# All rights reserved.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 # This script is intended to be used in conjunction with "git bisect run"
diff --git a/scripts/contrib/test_build_time_worker.sh b/scripts/contrib/test_build_time_worker.sh
index 8e20a9ea7d..478e8b0d03 100755
--- a/scripts/contrib/test_build_time_worker.sh
+++ b/scripts/contrib/test_build_time_worker.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
-
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # This is an example script to be used in conjunction with test_build_time.sh
 
 if [ "$TEST_BUILDDIR" = "" ] ; then
diff --git a/scripts/contrib/uncovered b/scripts/contrib/uncovered
index a8399ad170..f16128cb7a 100755
--- a/scripts/contrib/uncovered
+++ b/scripts/contrib/uncovered
@@ -1,23 +1,10 @@
 #!/bin/bash -eur
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Find python modules uncovered by oe-seltest
 #
 # Copyright (c) 2016, Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Author: Ed Bartosh <ed.bartosh@linux.intel.com>
 #
diff --git a/scripts/contrib/verify-homepage.py b/scripts/contrib/verify-homepage.py
index cc6e797d8b..7bffa78e23 100755
--- a/scripts/contrib/verify-homepage.py
+++ b/scripts/contrib/verify-homepage.py
@@ -1,5 +1,7 @@
 #!/usr/bin/env python3
-
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # This script can be used to verify HOMEPAGE values for all recipes in
 # the current configuration.
 # The result is influenced by network environment, since the timeout of connect url is 5 seconds as default.
diff --git a/scripts/cp-noerror b/scripts/cp-noerror
index 35eb211be3..ab617c5d35 100755
--- a/scripts/cp-noerror
+++ b/scripts/cp-noerror
@@ -1,5 +1,7 @@
 #!/usr/bin/env python3
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Allow copying of $1 to $2 but if files in $1 disappear during the copy operation,
 # don't error.
 # Also don't error if $1 disappears.
diff --git a/scripts/create-pull-request b/scripts/create-pull-request
index 280880b3f7..3ce03d6c1a 100755
--- a/scripts/create-pull-request
+++ b/scripts/create-pull-request
@@ -1,21 +1,8 @@
 #!/bin/sh
 #
 # Copyright (c) 2010-2013,  Intel Corporation.
-# All Rights Reserved
-# 
-# This program is free software;  you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY;  without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
-# the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program;  if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 
 #
diff --git a/scripts/crosstap b/scripts/crosstap
index e33fa4ad46..40856bc208 100755
--- a/scripts/crosstap
+++ b/scripts/crosstap
@@ -17,20 +17,9 @@
 # related to kernel.
 #
 # Copyright (c) 2018, Cisco Systems.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 import sys
 import re
diff --git a/scripts/devtool b/scripts/devtool
index 0e578c0de3..8a4f41bc37 100755
--- a/scripts/devtool
+++ b/scripts/devtool
@@ -4,18 +4,8 @@
 #
 # Copyright (C) 2014-2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/gen-lockedsig-cache b/scripts/gen-lockedsig-cache
index 6765891d19..e3076e11a5 100755
--- a/scripts/gen-lockedsig-cache
+++ b/scripts/gen-lockedsig-cache
@@ -1,4 +1,7 @@
 #!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import os
 import sys
diff --git a/scripts/gen-site-config b/scripts/gen-site-config
index 7da7a0bd8a..727b809c0f 100755
--- a/scripts/gen-site-config
+++ b/scripts/gen-site-config
@@ -1,18 +1,8 @@
 #! /bin/sh
 #  Copyright (c) 2005-2008 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 cat << EOF
 AC_PREREQ(2.57)
diff --git a/scripts/lib/argparse_oe.py b/scripts/lib/argparse_oe.py
index 9bdfc1ceca..94a4ac5011 100644
--- a/scripts/lib/argparse_oe.py
+++ b/scripts/lib/argparse_oe.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 import sys
 import argparse
 from collections import defaultdict, OrderedDict
diff --git a/scripts/lib/build_perf/__init__.py b/scripts/lib/build_perf/__init__.py
index 1f8b729078..dcbb78042d 100644
--- a/scripts/lib/build_perf/__init__.py
+++ b/scripts/lib/build_perf/__init__.py
@@ -1,14 +1,7 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 """Build performance test library functions"""
 
diff --git a/scripts/lib/build_perf/html.py b/scripts/lib/build_perf/html.py
index 578bb162ee..d1273c9c50 100644
--- a/scripts/lib/build_perf/html.py
+++ b/scripts/lib/build_perf/html.py
@@ -1,14 +1,7 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 """Helper module for HTML reporting"""
 from jinja2 import Environment, PackageLoader
diff --git a/scripts/lib/build_perf/report.py b/scripts/lib/build_perf/report.py
index d99a36797f..4e8e2a8a93 100644
--- a/scripts/lib/build_perf/report.py
+++ b/scripts/lib/build_perf/report.py
@@ -1,14 +1,7 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 """Handling of build perf test reports"""
 from collections import OrderedDict, Mapping, namedtuple
diff --git a/scripts/lib/buildstats.py b/scripts/lib/buildstats.py
index f7db3eaf92..1adab06edf 100644
--- a/scripts/lib/buildstats.py
+++ b/scripts/lib/buildstats.py
@@ -1,14 +1,7 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 """Functionality for analyzing buildstats"""
 import json
diff --git a/scripts/lib/checklayer/__init__.py b/scripts/lib/checklayer/__init__.py
index 670f0eea39..8244cf0720 100644
--- a/scripts/lib/checklayer/__init__.py
+++ b/scripts/lib/checklayer/__init__.py
@@ -1,7 +1,9 @@
 # Yocto Project layer check tool
 #
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import re
diff --git a/scripts/lib/checklayer/case.py b/scripts/lib/checklayer/case.py
index 9dd00412e5..fa9dee384e 100644
--- a/scripts/lib/checklayer/case.py
+++ b/scripts/lib/checklayer/case.py
@@ -1,5 +1,7 @@
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 from oeqa.core.case import OETestCase
 
diff --git a/scripts/lib/checklayer/cases/bsp.py b/scripts/lib/checklayer/cases/bsp.py
index b6b611be73..7fd56f5d36 100644
--- a/scripts/lib/checklayer/cases/bsp.py
+++ b/scripts/lib/checklayer/cases/bsp.py
@@ -1,5 +1,7 @@
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import unittest
 
diff --git a/scripts/lib/checklayer/cases/common.py b/scripts/lib/checklayer/cases/common.py
index 1bef61b048..8ffe028b39 100644
--- a/scripts/lib/checklayer/cases/common.py
+++ b/scripts/lib/checklayer/cases/common.py
@@ -1,5 +1,7 @@
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import glob
 import os
diff --git a/scripts/lib/checklayer/cases/distro.py b/scripts/lib/checklayer/cases/distro.py
index df1b3035eb..f0bee5493c 100644
--- a/scripts/lib/checklayer/cases/distro.py
+++ b/scripts/lib/checklayer/cases/distro.py
@@ -1,5 +1,7 @@
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import unittest
 
diff --git a/scripts/lib/checklayer/context.py b/scripts/lib/checklayer/context.py
index 1bec2c4103..4de8f668fd 100644
--- a/scripts/lib/checklayer/context.py
+++ b/scripts/lib/checklayer/context.py
@@ -1,5 +1,7 @@
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import sys
diff --git a/scripts/lib/devtool/__init__.py b/scripts/lib/devtool/__init__.py
index 8fc7fffcd6..d39c474fbd 100644
--- a/scripts/lib/devtool/__init__.py
+++ b/scripts/lib/devtool/__init__.py
@@ -4,18 +4,8 @@
 #
 # Copyright (C) 2014 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool plugins module"""
 
 import os
diff --git a/scripts/lib/devtool/build.py b/scripts/lib/devtool/build.py
index ba9593f1ad..7543398d96 100644
--- a/scripts/lib/devtool/build.py
+++ b/scripts/lib/devtool/build.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool build plugin"""
 
 import os
diff --git a/scripts/lib/devtool/build_image.py b/scripts/lib/devtool/build_image.py
index e5810389be..9388abbacf 100644
--- a/scripts/lib/devtool/build_image.py
+++ b/scripts/lib/devtool/build_image.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 """Devtool plugin containing the build-image subcommand."""
 
diff --git a/scripts/lib/devtool/build_sdk.py b/scripts/lib/devtool/build_sdk.py
index b89d65b0cb..6fe02fff2a 100644
--- a/scripts/lib/devtool/build_sdk.py
+++ b/scripts/lib/devtool/build_sdk.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import os
 import subprocess
diff --git a/scripts/lib/devtool/deploy.py b/scripts/lib/devtool/deploy.py
index f345f31b7b..d1ce2309f9 100644
--- a/scripts/lib/devtool/deploy.py
+++ b/scripts/lib/devtool/deploy.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool plugin containing the deploy subcommands"""
 
 import logging
diff --git a/scripts/lib/devtool/export.py b/scripts/lib/devtool/export.py
index 35349e2cda..01174edae5 100644
--- a/scripts/lib/devtool/export.py
+++ b/scripts/lib/devtool/export.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool export plugin"""
 
 import os
diff --git a/scripts/lib/devtool/import.py b/scripts/lib/devtool/import.py
index 4264b7d820..6829851669 100644
--- a/scripts/lib/devtool/import.py
+++ b/scripts/lib/devtool/import.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool import plugin"""
 
 import os
diff --git a/scripts/lib/devtool/package.py b/scripts/lib/devtool/package.py
index af9e8f15f5..c2367342c3 100644
--- a/scripts/lib/devtool/package.py
+++ b/scripts/lib/devtool/package.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool plugin containing the package subcommands"""
 
 import os
diff --git a/scripts/lib/devtool/runqemu.py b/scripts/lib/devtool/runqemu.py
index e26cf28c2f..ead978aabc 100644
--- a/scripts/lib/devtool/runqemu.py
+++ b/scripts/lib/devtool/runqemu.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 """Devtool runqemu plugin"""
 
diff --git a/scripts/lib/devtool/sdk.py b/scripts/lib/devtool/sdk.py
index 4616753797..3aa42a1466 100644
--- a/scripts/lib/devtool/sdk.py
+++ b/scripts/lib/devtool/sdk.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import os
 import subprocess
diff --git a/scripts/lib/devtool/search.py b/scripts/lib/devtool/search.py
index b4f209b7e3..d24040df37 100644
--- a/scripts/lib/devtool/search.py
+++ b/scripts/lib/devtool/search.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 """Devtool search plugin"""
 
diff --git a/scripts/lib/devtool/standard.py b/scripts/lib/devtool/standard.py
index 0a1e329e61..aca74b1fc6 100644
--- a/scripts/lib/devtool/standard.py
+++ b/scripts/lib/devtool/standard.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """Devtool standard plugins"""
 
 import os
diff --git a/scripts/lib/devtool/upgrade.py b/scripts/lib/devtool/upgrade.py
index 75e765e019..62ec2f94cb 100644
--- a/scripts/lib/devtool/upgrade.py
+++ b/scripts/lib/devtool/upgrade.py
@@ -2,18 +2,7 @@
 #
 # Copyright (C) 2014-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 """Devtool upgrade plugin"""
 
diff --git a/scripts/lib/devtool/utilcmds.py b/scripts/lib/devtool/utilcmds.py
index 7cd139fb8b..964817766b 100644
--- a/scripts/lib/devtool/utilcmds.py
+++ b/scripts/lib/devtool/utilcmds.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 """Devtool utility plugins"""
 
diff --git a/scripts/lib/recipetool/append.py b/scripts/lib/recipetool/append.py
index 3f2c134ad5..e9d52bb67b 100644
--- a/scripts/lib/recipetool/append.py
+++ b/scripts/lib/recipetool/append.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/lib/recipetool/create.py b/scripts/lib/recipetool/create.py
index dbd74a1ca3..98277f74c9 100644
--- a/scripts/lib/recipetool/create.py
+++ b/scripts/lib/recipetool/create.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/lib/recipetool/create_buildsys.py b/scripts/lib/recipetool/create_buildsys.py
index 4743c740cf..3cb02766c8 100644
--- a/scripts/lib/recipetool/create_buildsys.py
+++ b/scripts/lib/recipetool/create_buildsys.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import re
 import logging
diff --git a/scripts/lib/recipetool/create_buildsys_python.py b/scripts/lib/recipetool/create_buildsys_python.py
index 5bd2aa337c..1a38bd0b14 100644
--- a/scripts/lib/recipetool/create_buildsys_python.py
+++ b/scripts/lib/recipetool/create_buildsys_python.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Mentor Graphics Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import ast
 import codecs
diff --git a/scripts/lib/recipetool/create_kernel.py b/scripts/lib/recipetool/create_kernel.py
index ca4996c7ac..5740589a68 100644
--- a/scripts/lib/recipetool/create_kernel.py
+++ b/scripts/lib/recipetool/create_kernel.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import re
 import logging
diff --git a/scripts/lib/recipetool/create_kmod.py b/scripts/lib/recipetool/create_kmod.py
index 3982537a4e..85b5c48e53 100644
--- a/scripts/lib/recipetool/create_kmod.py
+++ b/scripts/lib/recipetool/create_kmod.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import re
 import logging
diff --git a/scripts/lib/recipetool/create_npm.py b/scripts/lib/recipetool/create_npm.py
index 0b09ed0b04..39429ebad3 100644
--- a/scripts/lib/recipetool/create_npm.py
+++ b/scripts/lib/recipetool/create_npm.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import os
 import sys
diff --git a/scripts/lib/recipetool/edit.py b/scripts/lib/recipetool/edit.py
index c4789a9994..94bdf7bca4 100644
--- a/scripts/lib/recipetool/edit.py
+++ b/scripts/lib/recipetool/edit.py
@@ -6,18 +6,8 @@
 #
 # Copyright (C) 2018 Mentor Graphics Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import argparse
 import errno
diff --git a/scripts/lib/recipetool/newappend.py b/scripts/lib/recipetool/newappend.py
index 76707b4c91..08e2474dc4 100644
--- a/scripts/lib/recipetool/newappend.py
+++ b/scripts/lib/recipetool/newappend.py
@@ -7,18 +7,8 @@
 #
 # Copyright (C) 2015 Christopher Larson <kergoth@gmail.com>
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import argparse
 import errno
diff --git a/scripts/lib/recipetool/setvar.py b/scripts/lib/recipetool/setvar.py
index 9de315a0ef..f8e2ee75fb 100644
--- a/scripts/lib/recipetool/setvar.py
+++ b/scripts/lib/recipetool/setvar.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/lib/resulttool/log.py b/scripts/lib/resulttool/log.py
index 49816357cd..25c3396717 100644
--- a/scripts/lib/resulttool/log.py
+++ b/scripts/lib/resulttool/log.py
@@ -2,14 +2,7 @@
 #
 # Copyright (c) 2019 Garmin International
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 import os
 import resulttool.resultutils as resultutils
diff --git a/scripts/lib/resulttool/manualexecution.py b/scripts/lib/resulttool/manualexecution.py
index dc368f36fc..df28e1d21e 100755
--- a/scripts/lib/resulttool/manualexecution.py
+++ b/scripts/lib/resulttool/manualexecution.py
@@ -2,15 +2,9 @@
 #
 # Copyright (c) 2018, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import argparse
 import json
 import os
diff --git a/scripts/lib/resulttool/merge.py b/scripts/lib/resulttool/merge.py
index 7159463f6e..70d23a48fd 100644
--- a/scripts/lib/resulttool/merge.py
+++ b/scripts/lib/resulttool/merge.py
@@ -3,15 +3,9 @@
 # Copyright (c) 2019, Intel Corporation.
 # Copyright (c) 2019, Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import os
 import json
 import resulttool.resultutils as resultutils
diff --git a/scripts/lib/resulttool/regression.py b/scripts/lib/resulttool/regression.py
index fa90ab1e52..9f952951b3 100644
--- a/scripts/lib/resulttool/regression.py
+++ b/scripts/lib/resulttool/regression.py
@@ -3,15 +3,9 @@
 # Copyright (c) 2019, Intel Corporation.
 # Copyright (c) 2019, Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import resulttool.resultutils as resultutils
 import json
 
diff --git a/scripts/lib/resulttool/report.py b/scripts/lib/resulttool/report.py
index b9a8903f4c..cb6b1cf948 100644
--- a/scripts/lib/resulttool/report.py
+++ b/scripts/lib/resulttool/report.py
@@ -3,15 +3,9 @@
 # Copyright (c) 2019, Intel Corporation.
 # Copyright (c) 2019, Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import os
 import glob
 import json
diff --git a/scripts/lib/resulttool/resultutils.py b/scripts/lib/resulttool/resultutils.py
index 07dab4cbd3..ea4ab42d9a 100644
--- a/scripts/lib/resulttool/resultutils.py
+++ b/scripts/lib/resulttool/resultutils.py
@@ -3,15 +3,9 @@
 # Copyright (c) 2019, Intel Corporation.
 # Copyright (c) 2019, Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import os
 import json
 import scriptpath
diff --git a/scripts/lib/resulttool/store.py b/scripts/lib/resulttool/store.py
index acdfbd94fd..06505aecc0 100644
--- a/scripts/lib/resulttool/store.py
+++ b/scripts/lib/resulttool/store.py
@@ -3,15 +3,9 @@
 # Copyright (c) 2019, Intel Corporation.
 # Copyright (c) 2019, Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import tempfile
 import os
 import subprocess
diff --git a/scripts/lib/scriptpath.py b/scripts/lib/scriptpath.py
index d00317e18d..f32326db3a 100644
--- a/scripts/lib/scriptpath.py
+++ b/scripts/lib/scriptpath.py
@@ -3,18 +3,8 @@
 # Copyright (C) 2012-2014 Intel Corporation
 # Copyright (C) 2011 Mentor Graphics Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/lib/scriptutils.py b/scripts/lib/scriptutils.py
index 0633c7066e..e7e7021c24 100644
--- a/scripts/lib/scriptutils.py
+++ b/scripts/lib/scriptutils.py
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2014 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import argparse
 import glob
diff --git a/scripts/lib/wic/__init__.py b/scripts/lib/wic/__init__.py
index 85876b138c..ba2d614061 100644
--- a/scripts/lib/wic/__init__.py
+++ b/scripts/lib/wic/__init__.py
@@ -3,18 +3,8 @@
 # Copyright (c) 2007 Red Hat, Inc.
 # Copyright (c) 2011 Intel, Inc.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the Free
-# Software Foundation; version 2 of the License
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-# for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc., 59
-# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 class WicError(Exception):
     pass
diff --git a/scripts/lib/wic/engine.py b/scripts/lib/wic/engine.py
index ab33fa6042..42e93c3eb8 100644
--- a/scripts/lib/wic/engine.py
+++ b/scripts/lib/wic/engine.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 
diff --git a/scripts/lib/wic/filemap.py b/scripts/lib/wic/filemap.py
index abbf958b8c..244c07a71c 100644
--- a/scripts/lib/wic/filemap.py
+++ b/scripts/lib/wic/filemap.py
@@ -1,13 +1,8 @@
+#
 # Copyright (c) 2012 Intel, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License, version 2,
-# as published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# General Public License for more details.
 
 """
 This module implements python implements a way to get file block. Two methods
diff --git a/scripts/lib/wic/help.py b/scripts/lib/wic/help.py
index 64f08052c7..3a40fc0ea2 100644
--- a/scripts/lib/wic/help.py
+++ b/scripts/lib/wic/help.py
@@ -1,21 +1,6 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
 #
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This module implements some basic help invocation functions along
diff --git a/scripts/lib/wic/ksparser.py b/scripts/lib/wic/ksparser.py
index 08baf76123..62048213b3 100644
--- a/scripts/lib/wic/ksparser.py
+++ b/scripts/lib/wic/ksparser.py
@@ -1,21 +1,8 @@
 #!/usr/bin/env python -tt
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2016 Intel, Inc.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the Free
-# Software Foundation; version 2 of the License
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-# for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc., 59
-# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This module provides parser for kickstart format
diff --git a/scripts/lib/wic/misc.py b/scripts/lib/wic/misc.py
index ee888b478c..1f199b9f23 100644
--- a/scripts/lib/wic/misc.py
+++ b/scripts/lib/wic/misc.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This module provides a place to collect various wic-related utils
diff --git a/scripts/lib/wic/partition.py b/scripts/lib/wic/partition.py
index df31c17c40..01466b258d 100644
--- a/scripts/lib/wic/partition.py
+++ b/scripts/lib/wic/partition.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2013-2016 Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This module provides the OpenEmbedded partition object definitions.
diff --git a/scripts/lib/wic/pluginbase.py b/scripts/lib/wic/pluginbase.py
index 686d2fee3b..bfb73ca615 100644
--- a/scripts/lib/wic/pluginbase.py
+++ b/scripts/lib/wic/pluginbase.py
@@ -2,18 +2,8 @@
 #
 # Copyright (c) 2011 Intel, Inc.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the Free
-# Software Foundation; version 2 of the License
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-# for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc., 59
-# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 __all__ = ['ImagerPlugin', 'SourcePlugin']
 
diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py
index bb14a334b2..67addeff3e 100644
--- a/scripts/lib/wic/plugins/imager/direct.py
+++ b/scripts/lib/wic/plugins/imager/direct.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'direct' imager plugin class for 'wic'
diff --git a/scripts/lib/wic/plugins/source/bootimg-efi.py b/scripts/lib/wic/plugins/source/bootimg-efi.py
index 83a7e189ed..3540b08440 100644
--- a/scripts/lib/wic/plugins/source/bootimg-efi.py
+++ b/scripts/lib/wic/plugins/source/bootimg-efi.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2014, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'bootimg-efi' source plugin class for 'wic'
diff --git a/scripts/lib/wic/plugins/source/bootimg-partition.py b/scripts/lib/wic/plugins/source/bootimg-partition.py
index ddc880be36..138986a71e 100644
--- a/scripts/lib/wic/plugins/source/bootimg-partition.py
+++ b/scripts/lib/wic/plugins/source/bootimg-partition.py
@@ -1,18 +1,5 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'bootimg-partition' source plugin class for
diff --git a/scripts/lib/wic/plugins/source/bootimg-pcbios.py b/scripts/lib/wic/plugins/source/bootimg-pcbios.py
index 9347aa7fcb..6c9f54a897 100644
--- a/scripts/lib/wic/plugins/source/bootimg-pcbios.py
+++ b/scripts/lib/wic/plugins/source/bootimg-pcbios.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2014, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'bootimg-pcbios' source plugin class for 'wic'
diff --git a/scripts/lib/wic/plugins/source/isoimage-isohybrid.py b/scripts/lib/wic/plugins/source/isoimage-isohybrid.py
index 170077c22c..96d07ff629 100644
--- a/scripts/lib/wic/plugins/source/isoimage-isohybrid.py
+++ b/scripts/lib/wic/plugins/source/isoimage-isohybrid.py
@@ -1,18 +1,5 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
 #
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'isoimage-isohybrid' source plugin class for 'wic'
diff --git a/scripts/lib/wic/plugins/source/rawcopy.py b/scripts/lib/wic/plugins/source/rawcopy.py
index e86398ac8f..df86d6729c 100644
--- a/scripts/lib/wic/plugins/source/rawcopy.py
+++ b/scripts/lib/wic/plugins/source/rawcopy.py
@@ -1,18 +1,5 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 import logging
diff --git a/scripts/lib/wic/plugins/source/rootfs.py b/scripts/lib/wic/plugins/source/rootfs.py
index aec720fb22..e26e95b991 100644
--- a/scripts/lib/wic/plugins/source/rootfs.py
+++ b/scripts/lib/wic/plugins/source/rootfs.py
@@ -1,21 +1,7 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2014, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This implements the 'rootfs' source plugin class for 'wic'
diff --git a/scripts/lnr b/scripts/lnr
index 5fed780eb2..a2ac4fec0f 100755
--- a/scripts/lnr
+++ b/scripts/lnr
@@ -1,4 +1,7 @@
 #! /usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 # Create a *relative* symlink, just like ln --relative does but without needing
 # coreutils 8.16.
diff --git a/scripts/multilib_header_wrapper.h b/scripts/multilib_header_wrapper.h
index 4824790783..c81e7ee5e8 100644
--- a/scripts/multilib_header_wrapper.h
+++ b/scripts/multilib_header_wrapper.h
@@ -1,23 +1,7 @@
 /*
  * Copyright (C) 2005-2011 by Wind River Systems, Inc.
  *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
+ * SPDX-License-Identifier: MIT
  * 
  */
 
diff --git a/scripts/native-intercept/chown b/scripts/native-intercept/chown
index 4f43271c2b..399c979f9a 100755
--- a/scripts/native-intercept/chown
+++ b/scripts/native-intercept/chown
@@ -1,2 +1,5 @@
 #! /bin/sh
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 echo "Intercept $0: $@ -- do nothing"
diff --git a/scripts/oe-build-perf-report b/scripts/oe-build-perf-report
index f6fb458c2e..21bde7e156 100755
--- a/scripts/oe-build-perf-report
+++ b/scripts/oe-build-perf-report
@@ -4,15 +4,9 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import argparse
 import json
 import logging
diff --git a/scripts/oe-build-perf-test b/scripts/oe-build-perf-test
index 669470fa97..0b13f24888 100755
--- a/scripts/oe-build-perf-test
+++ b/scripts/oe-build-perf-test
@@ -4,16 +4,9 @@
 #
 # Copyright (c) 2016, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
-#
-"""Build performance test script"""
+
 import argparse
 import errno
 import fcntl
diff --git a/scripts/oe-buildenv-internal b/scripts/oe-buildenv-internal
index 52ce32987c..96bb0c3dc9 100755
--- a/scripts/oe-buildenv-internal
+++ b/scripts/oe-buildenv-internal
@@ -4,19 +4,8 @@
 #
 # Copyright (C) 2006-2011 Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 if ! $(return >/dev/null 2>&1) ; then
     echo 'oe-buildenv-internal: error: this script must be sourced'
diff --git a/scripts/oe-check-sstate b/scripts/oe-check-sstate
index d06efe436a..ca249ca67b 100755
--- a/scripts/oe-check-sstate
+++ b/scripts/oe-check-sstate
@@ -5,18 +5,8 @@
 # Copyright 2016 Intel Corporation
 # Authored-by:  Paul Eggleton <paul.eggleton@intel.com>
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/oe-depends-dot b/scripts/oe-depends-dot
index 6c7e9d3383..5eb3e12769 100755
--- a/scripts/oe-depends-dot
+++ b/scripts/oe-depends-dot
@@ -2,18 +2,8 @@
 #
 # Copyright (C) 2018 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 import os
 import sys
diff --git a/scripts/oe-find-native-sysroot b/scripts/oe-find-native-sysroot
index cc146b3fdb..5146bbf999 100755
--- a/scripts/oe-find-native-sysroot
+++ b/scripts/oe-find-native-sysroot
@@ -17,18 +17,8 @@
 #
 # Copyright (c) 2010 Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 if [ "$1" = '--help' -o "$1" = '-h' -o $# -ne 1 ] ; then
     echo 'Usage: oe-find-native-sysroot <recipe> [-h|--help]'
diff --git a/scripts/oe-git-archive b/scripts/oe-git-archive
index ab1c2b9ad4..9305ed0b0f 100755
--- a/scripts/oe-git-archive
+++ b/scripts/oe-git-archive
@@ -4,15 +4,9 @@
 #
 # Copyright (c) 2017, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
+
 import argparse
 import logging
 import os
diff --git a/scripts/oe-git-proxy b/scripts/oe-git-proxy
index 1800942f36..bb2ed2a46e 100755
--- a/scripts/oe-git-proxy
+++ b/scripts/oe-git-proxy
@@ -13,7 +13,8 @@
 # ALL_PROXY=https://proxy.example.com:8080
 #
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
+#
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # AUTHORS
 # Darren Hart <dvhart@linux.intel.com>
diff --git a/scripts/oe-gnome-terminal-phonehome b/scripts/oe-gnome-terminal-phonehome
index e02354883a..b6b9a3867b 100755
--- a/scripts/oe-gnome-terminal-phonehome
+++ b/scripts/oe-gnome-terminal-phonehome
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Gnome terminal won't tell us which PID a given command is run as 
 # or allow a single instance so we can't tell when it completes.
 # This allows us to figure out the PID of the target so we can tell 
diff --git a/scripts/oe-pkgdata-util b/scripts/oe-pkgdata-util
index 53739b0bfc..9cc78d1104 100755
--- a/scripts/oe-pkgdata-util
+++ b/scripts/oe-pkgdata-util
@@ -6,18 +6,7 @@
 #
 # Copyright 2012-2015 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 import sys
diff --git a/scripts/oe-publish-sdk b/scripts/oe-publish-sdk
index ee33acf902..4b70f436b1 100755
--- a/scripts/oe-publish-sdk
+++ b/scripts/oe-publish-sdk
@@ -1,21 +1,11 @@
 #!/usr/bin/env python3
-
+#
 # OpenEmbedded SDK publishing tool
-
-# Copyright (C) 2015-2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# Copyright (C) 2015-2016 Intel Corporation
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/oe-pylint b/scripts/oe-pylint
index 74ff4b884d..7cc1ccb010 100755
--- a/scripts/oe-pylint
+++ b/scripts/oe-pylint
@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Run the pylint3 against our common python module spaces and print a report of potential issues
 #
 this_dir=$(dirname $(readlink -f $0))
diff --git a/scripts/oe-run-native b/scripts/oe-run-native
index a29e99438a..bea5d696d7 100755
--- a/scripts/oe-run-native
+++ b/scripts/oe-run-native
@@ -1,20 +1,8 @@
 #!/bin/bash
 #
 # Copyright (c) 2016,  Intel Corporation.
-# All Rights Reserved
 #
-# This program is free software;  you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY;  without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
-# the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program;  if not, see <http://www.gnu.org/licenses/>
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 
 #
diff --git a/scripts/oe-selftest b/scripts/oe-selftest
index 1bf860a415..57662b2f75 100755
--- a/scripts/oe-selftest
+++ b/scripts/oe-selftest
@@ -2,18 +2,8 @@
 
 # Copyright (c) 2013-2017 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 # DESCRIPTION
 # This script runs tests defined in meta/lib/oeqa/selftest/
diff --git a/scripts/oe-setup-builddir b/scripts/oe-setup-builddir
index 55d73ca1e4..30eaa8efbe 100755
--- a/scripts/oe-setup-builddir
+++ b/scripts/oe-setup-builddir
@@ -4,19 +4,8 @@
 #
 # Copyright (C) 2006-2011 Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 if [ -z "$BUILDDIR" ]; then
     echo >&2 "Error: The build directory (BUILDDIR) must be set!"
diff --git a/scripts/oe-test b/scripts/oe-test
index 34d9012d14..55985b0b24 100755
--- a/scripts/oe-test
+++ b/scripts/oe-test
@@ -3,7 +3,9 @@
 # OpenEmbedded test tool
 #
 # Copyright (C) 2016 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import sys
diff --git a/scripts/oe-trim-schemas b/scripts/oe-trim-schemas
index 7c199ef1df..bf77c8cf64 100755
--- a/scripts/oe-trim-schemas
+++ b/scripts/oe-trim-schemas
@@ -1,4 +1,7 @@
 #! /usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import sys
 try:
diff --git a/scripts/oepydevshell-internal.py b/scripts/oepydevshell-internal.py
index 2f7d5d433e..96c078ef3d 100755
--- a/scripts/oepydevshell-internal.py
+++ b/scripts/oepydevshell-internal.py
@@ -1,4 +1,7 @@
 #!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import os
 import sys
diff --git a/scripts/opkg-query-helper.py b/scripts/opkg-query-helper.py
index ce89491f60..bc3ab43823 100755
--- a/scripts/opkg-query-helper.py
+++ b/scripts/opkg-query-helper.py
@@ -6,21 +6,8 @@
 #
 # Copyright 2012 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-#
-#
-
 
 import sys
 import fileinput
diff --git a/scripts/postinst-intercepts/delay_to_first_boot b/scripts/postinst-intercepts/delay_to_first_boot
index ecdbef95dd..fa8e1caaf5 100644
--- a/scripts/postinst-intercepts/delay_to_first_boot
+++ b/scripts/postinst-intercepts/delay_to_first_boot
@@ -1,2 +1,6 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
+
 exit 1
diff --git a/scripts/postinst-intercepts/postinst_intercept b/scripts/postinst-intercepts/postinst_intercept
index b18e806d43..b91974c885 100755
--- a/scripts/postinst-intercepts/postinst_intercept
+++ b/scripts/postinst-intercepts/postinst_intercept
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: MIT
+#
 # This script is called from inside postinstall scriptlets at do_rootfs time. It
 # actually adds, at the end, the list of packages for which the intercept script
 # is valid. Also, if one wants to pass any variables to the intercept script from
diff --git a/scripts/postinst-intercepts/update_font_cache b/scripts/postinst-intercepts/update_font_cache
index e0ec471964..3053c7065f 100644
--- a/scripts/postinst-intercepts/update_font_cache
+++ b/scripts/postinst-intercepts/update_font_cache
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/postinst-intercepts/update_gio_module_cache b/scripts/postinst-intercepts/update_gio_module_cache
index d1f0140947..c87fa85db9 100644
--- a/scripts/postinst-intercepts/update_gio_module_cache
+++ b/scripts/postinst-intercepts/update_gio_module_cache
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/postinst-intercepts/update_gtk_immodules_cache b/scripts/postinst-intercepts/update_gtk_immodules_cache
index 395516971e..9f07ccca6b 100644
--- a/scripts/postinst-intercepts/update_gtk_immodules_cache
+++ b/scripts/postinst-intercepts/update_gtk_immodules_cache
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/postinst-intercepts/update_icon_cache b/scripts/postinst-intercepts/update_icon_cache
index 9cf2a72a0c..212209a9da 100644
--- a/scripts/postinst-intercepts/update_icon_cache
+++ b/scripts/postinst-intercepts/update_icon_cache
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/postinst-intercepts/update_pixbuf_cache b/scripts/postinst-intercepts/update_pixbuf_cache
index ebea07c356..ea12814474 100644
--- a/scripts/postinst-intercepts/update_pixbuf_cache
+++ b/scripts/postinst-intercepts/update_pixbuf_cache
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/postinst-intercepts/update_udev_hwdb b/scripts/postinst-intercepts/update_udev_hwdb
index b5cce0a09d..c4fb2bffcb 100644
--- a/scripts/postinst-intercepts/update_udev_hwdb
+++ b/scripts/postinst-intercepts/update_udev_hwdb
@@ -1,4 +1,7 @@
 #!/bin/sh
+#
+# SPDX-License-Identifier: MIT
+#
 
 set -e
 
diff --git a/scripts/pythondeps b/scripts/pythondeps
index 3e13a587ee..be21dd84eb 100755
--- a/scripts/pythondeps
+++ b/scripts/pythondeps
@@ -1,5 +1,7 @@
 #!/usr/bin/env python3
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Determine dependencies of python scripts or available python modules in a search path.
 #
 # Given the -d argument and a filename/filenames, returns the modules imported by those files.
diff --git a/scripts/recipetool b/scripts/recipetool
index 3a3c9b7445..e2d585d2c5 100755
--- a/scripts/recipetool
+++ b/scripts/recipetool
@@ -4,18 +4,8 @@
 #
 # Copyright (C) 2014 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import sys
 import os
diff --git a/scripts/relocate_sdk.py b/scripts/relocate_sdk.py
index c752fa2c61..8c0fdb986a 100755
--- a/scripts/relocate_sdk.py
+++ b/scripts/relocate_sdk.py
@@ -2,18 +2,7 @@
 #
 # Copyright (c) 2012 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION
 # This script is called by the SDK installer script. It replaces the dynamic
diff --git a/scripts/resulttool b/scripts/resulttool
index 9477667a87..fc282bda6c 100755
--- a/scripts/resulttool
+++ b/scripts/resulttool
@@ -25,14 +25,7 @@
 #
 # Copyright (c) 2019, Intel Corporation.
 #
-# This program is free software; you can redistribute it and/or modify it
-# under the terms and conditions of the GNU General Public License,
-# version 2, as published by the Free Software Foundation.
-#
-# This program is distributed in the hope it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 import os
diff --git a/scripts/rpm2cpio.sh b/scripts/rpm2cpio.sh
index cf23472ba9..876c53c5d9 100755
--- a/scripts/rpm2cpio.sh
+++ b/scripts/rpm2cpio.sh
@@ -1,5 +1,4 @@
 #!/bin/sh -efu
-
 # This file comes from rpm 4.x distribution
 
 fatal() {
diff --git a/scripts/runqemu b/scripts/runqemu
index a4fc606e50..39bed038d5 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -5,18 +5,8 @@
 # Copyright (C) 2006-2011 Linux Foundation
 # Copyright (c) 2016 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import os
 import sys
diff --git a/scripts/runqemu-addptable2image b/scripts/runqemu-addptable2image
index f0195ad8a3..ca29427258 100755
--- a/scripts/runqemu-addptable2image
+++ b/scripts/runqemu-addptable2image
@@ -4,20 +4,8 @@
 #
 # Copyright (C) 2006-2007 OpenedHand Ltd.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-
 
 IMAGE=$1
 IMAGEOUT=$2
diff --git a/scripts/runqemu-export-rootfs b/scripts/runqemu-export-rootfs
index 70cdcdbb13..384c091713 100755
--- a/scripts/runqemu-export-rootfs
+++ b/scripts/runqemu-export-rootfs
@@ -2,18 +2,8 @@
 #
 # Copyright (c) 2005-2009 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 usage() {
         echo "Usage: $0 {start|stop|restart} <nfs-export-dir>"
diff --git a/scripts/runqemu-extract-sdk b/scripts/runqemu-extract-sdk
index 4da3eb10a7..8a4ee90a1d 100755
--- a/scripts/runqemu-extract-sdk
+++ b/scripts/runqemu-extract-sdk
@@ -7,18 +7,8 @@
 #
 # Copyright (c) 2010 Intel Corp.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 function usage() {
         echo "Usage: $0 <image-tarball> <extract-dir>"
diff --git a/scripts/runqemu-gen-tapdevs b/scripts/runqemu-gen-tapdevs
index 869fee261d..a6ee4517da 100755
--- a/scripts/runqemu-gen-tapdevs
+++ b/scripts/runqemu-gen-tapdevs
@@ -9,18 +9,8 @@
 #
 # Copyright (C) 2010 Intel Corp.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 uid=`id -u`
 gid=`id -g`
diff --git a/scripts/runqemu-ifdown b/scripts/runqemu-ifdown
index 2486968588..a104c37bf8 100755
--- a/scripts/runqemu-ifdown
+++ b/scripts/runqemu-ifdown
@@ -13,18 +13,8 @@
 #
 # Copyright (c) 2006-2011 Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 usage() {
         echo "sudo $(basename $0) <tap-dev> <native-sysroot-basedir>"
diff --git a/scripts/runqemu-ifup b/scripts/runqemu-ifup
index 59a15eaa2e..bb661740c5 100755
--- a/scripts/runqemu-ifup
+++ b/scripts/runqemu-ifup
@@ -20,18 +20,8 @@
 #
 # Copyright (c) 2006-2011 Linux Foundation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 usage() {
         echo "sudo $(basename $0) <uid> <gid> <native-sysroot-basedir>"
diff --git a/scripts/send-error-report b/scripts/send-error-report
index 0ed7cc905e..cfbcaa52cb 100755
--- a/scripts/send-error-report
+++ b/scripts/send-error-report
@@ -6,6 +6,9 @@
 # Copyright (C) 2013 Intel Corporation
 # Author: Andreea Proca <andreea.b.proca@intel.com>
 # Author: Michael Wood <michael.g.wood@intel.com>
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import urllib.request, urllib.error
 import sys
diff --git a/scripts/send-pull-request b/scripts/send-pull-request
index 883deacb07..70b5a5cfb2 100755
--- a/scripts/send-pull-request
+++ b/scripts/send-pull-request
@@ -1,21 +1,8 @@
 #!/bin/bash
 #
 # Copyright (c) 2010-2011,  Intel Corporation.
-# All Rights Reserved
-# 
-# This program is free software;  you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY;  without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
-# the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program;  if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 
 #
diff --git a/scripts/sstate-cache-management.sh b/scripts/sstate-cache-management.sh
index 2ab450ab59..f1706a2229 100755
--- a/scripts/sstate-cache-management.sh
+++ b/scripts/sstate-cache-management.sh
@@ -2,18 +2,7 @@
 
 #  Copyright (c) 2012 Wind River Systems, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-# See the GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0-only
 #
 
 # Global vars
diff --git a/scripts/sstate-diff-machines.sh b/scripts/sstate-diff-machines.sh
index 27c6a33006..1d721eb87d 100755
--- a/scripts/sstate-diff-machines.sh
+++ b/scripts/sstate-diff-machines.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
-
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Used to compare sstate checksums between MACHINES.
 # Execute script and compare generated list.M files.
 # Using bash to have PIPESTATUS variable.
diff --git a/scripts/sstate-sysroot-cruft.sh b/scripts/sstate-sysroot-cruft.sh
index d9917f5152..fbf1ca3c43 100755
--- a/scripts/sstate-sysroot-cruft.sh
+++ b/scripts/sstate-sysroot-cruft.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
-
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Used to find files installed in sysroot which are not tracked by sstate manifest
 
 # Global vars
diff --git a/scripts/sysroot-relativelinks.py b/scripts/sysroot-relativelinks.py
index ffe254728b..56e36f3ad5 100755
--- a/scripts/sysroot-relativelinks.py
+++ b/scripts/sysroot-relativelinks.py
@@ -1,4 +1,8 @@
 #!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 import sys
 import os
 
diff --git a/scripts/task-time b/scripts/task-time
index e58040a9b9..bcd1e25817 100755
--- a/scripts/task-time
+++ b/scripts/task-time
@@ -1,4 +1,7 @@
 #!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import argparse
 import os
diff --git a/scripts/test-reexec b/scripts/test-reexec
index 30e792c7d9..fccdac4da6 100755
--- a/scripts/test-reexec
+++ b/scripts/test-reexec
@@ -3,21 +3,8 @@
 # Test Script for task re-execution
 # 
 # Copyright 2012 Intel Corporation
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # DESCRIPTION
 # This script is intended to address issues for re-execution of 
diff --git a/scripts/test-remote-image b/scripts/test-remote-image
index 27b1cae38f..d209d22854 100755
--- a/scripts/test-remote-image
+++ b/scripts/test-remote-image
@@ -1,19 +1,9 @@
 #!/usr/bin/env python3
-
-# Copyright (c) 2014 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# Copyright (c) 2014 Intel Corporation
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 # DESCRIPTION
 # This script is used to test public autobuilder images on remote hardware.
diff --git a/scripts/tiny/dirsize.py b/scripts/tiny/dirsize.py
index ddccc5a8c8..501516b0d4 100755
--- a/scripts/tiny/dirsize.py
+++ b/scripts/tiny/dirsize.py
@@ -1,22 +1,8 @@
 #!/usr/bin/env python3
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 #
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # Display details of the root filesystem size, broken up by directory.
 # Allows for limiting by size to focus on the larger files.
diff --git a/scripts/tiny/ksize.py b/scripts/tiny/ksize.py
index ea1ca7ff23..bc11919f4b 100755
--- a/scripts/tiny/ksize.py
+++ b/scripts/tiny/ksize.py
@@ -1,22 +1,8 @@
 #!/usr/bin/env python3
 #
 # Copyright (c) 2011, Intel Corporation.
-# All rights reserved.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 #
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # Display details of the kernel build size, broken up by built-in.o. Sort
 # the objects by size. Run from the top level kernel build directory.
diff --git a/scripts/tiny/ksum.py b/scripts/tiny/ksum.py
index d4f3892156..f38ae055db 100755
--- a/scripts/tiny/ksum.py
+++ b/scripts/tiny/ksum.py
@@ -1,22 +1,8 @@
 #!/usr/bin/env python
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2016, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION 'ksum.py' generates a combined summary of vmlinux and
 # module sizes for a built kernel, as a quick tool for comparing the
diff --git a/scripts/verify-bashisms b/scripts/verify-bashisms
index a979bd2965..fb0cc719ea 100755
--- a/scripts/verify-bashisms
+++ b/scripts/verify-bashisms
@@ -1,4 +1,7 @@
 #!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
 
 import sys, os, subprocess, re, shutil
 
diff --git a/scripts/wic b/scripts/wic
index 017ef99dda..1d89fb2eda 100755
--- a/scripts/wic
+++ b/scripts/wic
@@ -1,22 +1,8 @@
 #!/usr/bin/env python3
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # Copyright (c) 2013, Intel Corporation.
-# All rights reserved.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # DESCRIPTION 'wic' is the OpenEmbedded Image Creator that users can
 # use to generate bootable images.  Invoking it without any arguments
diff --git a/scripts/yocto-check-layer b/scripts/yocto-check-layer
index 106c955251..010830f842 100755
--- a/scripts/yocto-check-layer
+++ b/scripts/yocto-check-layer
@@ -3,7 +3,9 @@
 # Yocto Project layer checking tool
 #
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import sys
diff --git a/scripts/yocto-check-layer-wrapper b/scripts/yocto-check-layer-wrapper
index b5df9ce989..2e3b699031 100755
--- a/scripts/yocto-check-layer-wrapper
+++ b/scripts/yocto-check-layer-wrapper
@@ -6,7 +6,9 @@
 # script to avoid a contaminated environment.
 #
 # Copyright (C) 2017 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 if [ -z "$BUILDDIR" ]; then
         echo "Please source oe-init-build-env before run this script."