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PeaZip has full support for Brotli, Zstandard, various LPAQ and PAQ formats, QUAD / BALZ / BCM (highly efficient ROLZ based compressors), FreeArc format, and for its native PEA format. 7-Zip includes read support for .msi , cpio and xar , plus Apple's dmg / HFS disk images and the deb / .rpm package distribution formats; beta versions (9.07 ...
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This comparison contains download managers, and also file sharing applications that can be used as download managers (using the http, https and ftp-protocol). For pure file sharing applications see the Comparison of file sharing applications .
7-Zip is a free and open-source file archiver, a utility used to place groups of files within compressed containers known as "archives". It is developed by Igor Pavlov and was first released in 1999. [2] 7-Zip has its own archive format called 7z introduced in 2001, [12] but can read and write several others.
Based on PAQ, RZM, CSC, CCM, and 7zip. The format consists of a PAQ, RZM, CSC, or CCM compressed file and a manifest with compression settings stored in a 7z archive. .uha UHarc DOS/Windows: DOS/Windows: Yes A high compression rate archive format originally for DOS. .war WAR: Multiple Multiple Yes Web Application archive (Java-based web app) .wim
The 7-Zip program is publicly available under the terms of the GNU Lesser General Public License. The LZMA SDK 4.62 was placed in the public domain in December 2008. The latest stable version of 7-Zip and LZMA SDK is version 24.09. [2] The 7z file format specification is distributed with 7-Zip's source code since 2015.
The LZMA implementation extracted from 7-Zip is available as LZMA SDK. It was originally dual-licensed under both the GNU LGPL and Common Public License , [ 12 ] with an additional special exception for linked binaries, but was placed by Igor Pavlov in the public domain on December 2, 2008, with the release of version 4.62.
Sami Runsas (the author of NanoZip) maintained Compression Ratings, a benchmark similar to Maximum Compression multiple file test, but with minimum speed requirements. It offered the calculator that allowed the user to weight the importance of speed and compression ratio. The top programs were fairly different due to the speed requirement.