Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/

Files: *
Copyright: Meta Platforms, Inc. and affiliates.
License: BSD-3-clause

Files: build/cmake/tests/*
Copyright: Meta Platforms, Inc. and affiliates.
License: BSD-2-clause

Files: build/meson/* contrib/externalSequenceProducer/* lib/legacy/* tests/dict-files/* tests/fuzz/seq_prod_fuzz_example/* tests/golden-dictionaries/*
Copyright: Yann Collet
 Przemyslaw Skibinski
 Martin Liska
 SUSE
 Meta Platforms, Inc. and affiliates
License: BSD-3-clause or GPL-2

Files: contrib/linux-kernel/decompress_sources.h
 contrib/linux-kernel/linux.mk
 contrib/linux-kernel/linux_zstd.h
 contrib/linux-kernel/mem.h
 contrib/linux-kernel/zstd_common_module.c
 contrib/linux-kernel/zstd_compress_module.c
 contrib/linux-kernel/zstd_decompress_module.c
 contrib/linux-kernel/zstd_deps.h
Copyright: Meta Platforms, Inc. and affiliates.
License: GPL-2

Files: contrib/linux-kernel/test/include/linux/xxhash.h
Copyright: 2012-2016, Yann Collet.
License: BSD-2-clause or GPL-2

Files: debian/*
Copyright: 2022-2025, Peter Pentchev <roam@debian.org>
 2015, 2016, Kevin Murray <spam@kdmurray.id.au>
License: Expat

Files: debian/tests/*
Copyright: Peter Pentchev <roam@debian.org>
License: BSD-2-clause

Files: debian/tests/.editorconfig
 debian/tests/control
Copyright: 2022-2025, Peter Pentchev <roam@debian.org>
 2015, 2016, Kevin Murray <spam@kdmurray.id.au>
License: Expat

Files: debian/tests/requirements/*
Copyright: 2022-2025, Peter Pentchev <roam@debian.org>
 2015, 2016, Kevin Murray <spam@kdmurray.id.au>
License: Expat

Files: debian/tests/ztest/*
Copyright: 2022-2025, Peter Pentchev <roam@debian.org>
 2015, 2016, Kevin Murray <spam@kdmurray.id.au>
License: Expat

Files: debian/tests/ztest/cmake/CMakeLists.txt
Copyright: Peter Pentchev <roam@debian.org>
License: BSD-2-clause

Files: lib/dictBuilder/divsufsort.c
 lib/dictBuilder/divsufsort.h
Copyright: 2003-2008, Yuta Mori
License: Expat

Files: lib/legacy/zstd_v02.c
 lib/legacy/zstd_v03.c
 lib/legacy/zstd_v05.c
 lib/legacy/zstd_v06.c
 lib/legacy/zstd_v07.c
Copyright: Yann Collet, Meta Platforms, Inc. and affiliates.
License: BSD-2-clause

Files: programs/zstdgrep
Copyright: 2003, Thomas Klausner.
License: BSD-2-clause

Files: tests/gzip/*
Copyright: 2000-2016, Free Software Foundation, Inc.
License: GPL-3+

Files: tests/gzip/test-driver.sh
Copyright: 2011-2015, Free Software Foundation, Inc.
License: GPL-2+ with Autoconf-data exception

Files: build/cmake/CMakeModules/JoinPaths.cmake lib/common/threading.c lib/common/threading.h lib/common/xxhash.c lib/common/xxhash.h lib/legacy/zstd_legacy.h tests/external_matchfinder.c tests/external_matchfinder.h tests/fuzz/fuzz_third_party_seq_prod.h tests/golden-compression/large-literal-and-match-lengths tests/gzip/Makefile zlibWrapper/gzclose.c zlibWrapper/gzguts.h zlibWrapper/gzlib.c zlibWrapper/gzread.c zlibWrapper/gzwrite.c
Copyright: Yann Collet
 Przemyslaw Skibinski
 Martin Liska
 SUSE
 Meta Platforms, Inc. and affiliates
License: BSD-3-clause or GPL-2

Files: examples/streaming_compression_thread_pool.c
Copyright: 2016-present, Yann Collet, Facebook, Inc.
License: BSD-3-clause or GPL-2

Files: zlibWrapper/examples/example.c zlibWrapper/examples/example_original.c zlibWrapper/examples/minigzip.c
Copyright: 1995-2006, 2011 Jean-loup Gailly
License: zlib

Files: zlibWrapper/gzclose.c zlibWrapper/gzguts.h zlibWrapper/gzlib.c zlibWrapper/gzread.c zlibWrapper/gzwrite.c
Copyright: (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler
License: zlib
