7-Zip is a file archiver with a high compression ratio and is open source software. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions. Check license information here: 7-Zip license.
What's new:
- 7-Zip now supports PPMd compression in .ZIP archives.
- Speed optimizations in PPMd codec
- The support for archives in installers was improved.
- Some bugs were fixed.
- New localization: Kazakh.
News source: Official website
Download: 7-Zip 9.11 beta
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