@@ -442,15 +442,16 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
442442 License for use and distribution
443443 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
444444
445- 7-Zip Copyright (C) 1999-2023 Igor Pavlov.
445+ 7-Zip Copyright (C) 1999-2025 Igor Pavlov.
446446
447447 The licenses for files are:
448448
449- 1) 7z.dll:
449+ - 7z.dll:
450450 - The "GNU LGPL" as main license for most of the code
451451 - The "GNU LGPL" with "unRAR license restriction" for some code
452452 - The "BSD 3-clause License" for some code
453- 2) All other files: the "GNU LGPL".
453+ - The "BSD 2-clause License" for some code
454+ - All other files: the "GNU LGPL".
454455
455456 Redistributions in binary form must reproduce related license information from this file.
456457
@@ -459,8 +460,8 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
459460 organization. You don't need to register or pay for 7-Zip.
460461
461462
462- GNU LGPL information
463- --------------------
463+ GNU LGPL information
464+ --------------------
464465
465466 This library is free software; you can redistribute it and/or
466467 modify it under the terms of the GNU Lesser General Public
@@ -478,55 +479,111 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
478479
479480
480481
481- BSD 3-clause License
482- --------------------
482+ BSD 3-clause License in 7-Zip code
483+ -------------- --------------------
483484
484- The "BSD 3-clause License" is used for the code in 7z.dll that implements LZFSE data decompression.
485- That code was derived from the code in the "LZFSE compression library" developed by Apple Inc,
486- that also uses the "BSD 3-clause License":
485+ The "BSD 3-clause License" is used for the following code in 7z.dll
486+ 1) LZFSE data decompression.
487+ That code was derived from the code in the "LZFSE compression library" developed by Apple Inc,
488+ that also uses the "BSD 3-clause License".
489+ 2) ZSTD data decompression.
490+ that code was developed using original zstd decoder code as reference code.
491+ The original zstd decoder code was developed by Facebook Inc,
492+ that also uses the "BSD 3-clause License".
487493
488- ----
489- Copyright (c) 2015-2016, Apple Inc. All rights reserved.
494+ Copyright (c) 2015-2016, Apple Inc. All rights reserved.
495+ Copyright (c) Facebook, Inc. All rights reserved.
496+ Copyright (c) 2023-2025 Igor Pavlov.
490497
491- Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
498+ Text of the "BSD 3-clause License"
499+ ----------------------------------
492500
493- 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
501+ Redistribution and use in source and binary forms, with or without modification,
502+ are permitted provided that the following conditions are met:
494503
495- 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer
496- in the documentation and/or other materials provided with the distribution .
504+ 1. Redistributions of source code must retain the above copyright notice, this
505+ list of conditions and the following disclaimer .
497506
498- 3. Neither the name of the copyright holder(s) nor the names of any contributors may be used to endorse or promote products derived
499- from this software without specific prior written permission.
507+ 2. Redistributions in binary form must reproduce the above copyright notice,
508+ this list of conditions and the following disclaimer in the documentation
509+ and/or other materials provided with the distribution.
500510
501- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
502- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
503- COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
504- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
505- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
506- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
507- ----
511+ 3. Neither the name of the copyright holder nor the names of its contributors may
512+ be used to endorse or promote products derived from this software without
513+ specific prior written permission.
508514
515+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
516+ ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
517+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
518+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
519+ ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
520+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
521+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
522+ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
523+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
524+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
509525
526+ ---
510527
511528
512- unRAR license restriction
513- -------------------------
514529
515- The decompression engine for RAR archives was developed using source
516- code of unRAR program.
517- All copyrights to original unRAR code are owned by Alexander Roshal.
518530
519- The license for original unRAR code has the following restriction:
531+ BSD 2-clause License in 7-Zip code
532+ ----------------------------------
520533
521- The unRAR sources cannot be used to re-create the RAR compression algorithm,
522- which is proprietary. Distribution of modified unRAR sources in separate form
523- or as a part of other software is permitted, provided that it is clearly
524- stated in the documentation and source comments that the code may
525- not be used to develop a RAR (WinRAR) compatible archiver.
534+ The "BSD 2-clause License" is used for the XXH64 code in 7-Zip.
526535
536+ XXH64 code in 7-Zip was derived from the original XXH64 code developed by Yann Collet.
537+
538+ Copyright (c) 2012-2021 Yann Collet.
539+ Copyright (c) 2023-2025 Igor Pavlov.
540+
541+ Text of the "BSD 2-clause License"
542+ ----------------------------------
543+
544+ Redistribution and use in source and binary forms, with or without modification,
545+ are permitted provided that the following conditions are met:
546+
547+ 1. Redistributions of source code must retain the above copyright notice, this
548+ list of conditions and the following disclaimer.
549+
550+ 2. Redistributions in binary form must reproduce the above copyright notice,
551+ this list of conditions and the following disclaimer in the documentation
552+ and/or other materials provided with the distribution.
553+
554+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
555+ ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
556+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
557+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
558+ ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
559+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
560+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
561+ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
562+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
563+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
564+
565+ ---
566+
567+
568+
569+
570+ unRAR license restriction
571+ -------------------------
572+
573+ The decompression engine for RAR archives was developed using source
574+ code of unRAR program.
575+ All copyrights to original unRAR code are owned by Alexander Roshal.
576+
577+ The license for original unRAR code has the following restriction:
578+
579+ The unRAR sources cannot be used to re-create the RAR compression algorithm,
580+ which is proprietary. Distribution of modified unRAR sources in separate form
581+ or as a part of other software is permitted, provided that it is clearly
582+ stated in the documentation and source comments that the code may
583+ not be used to develop a RAR (WinRAR) compatible archiver.
584+
585+ --
527586
528- --
529- Igor Pavlov
530587
531588- UnpEax
532589
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