7-Zip License for use and distribution
Catalog row in Vendor License Sources · Cited
- Kind
- Licensing policy
- Format
- TXT
- Applies to
- Licence file published on 7-zip.org for the 7-Zip binaries: per-file licence map for 7z.dll (GNU LGPL, GNU LGPL with unRAR licence restriction, BSD 3-clause, BSD 2-clause) and all other files (GNU LGPL); binary redistribution notice requirement; commercial-use note; texts of the BSD licences and the unRAR restriction. Undated; copyright line 1999-2025.
- Aliases
- License.txt; 7-Zip licence
- Evidence
- 7-Zip may be used on any computer including commercial organisations
- Licence map for 7z.dll and other files
- LGPL 2.1 or any later version notice
- Binary redistributions must reproduce licence information
- BSD clause 2: reproduce notice in binary distributions
- unRAR restriction: no re-creation of the RAR compression algorithm
- BSD 3-clause code in 7z.dll: LZFSE and ZSTD
- BSD clause 3: no endorsement using contributor names
- BSD clause 1: retain notice in source redistributions
- BSD 2-clause licence for XXH64
- 7-Zip LGPL notice: without any warranty