7z
From Just Solve the File Format Problem
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|mimetypes={{mimetype|application/x-7z-compressed}} | |mimetypes={{mimetype|application/x-7z-compressed}} | ||
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'''7z''' is a file format for archiving and data [[compression]], developed by Igor Pavlov. It is the native format of the [[7-Zip]] archiving application. | '''7z''' is a file format for archiving and data [[compression]], developed by Igor Pavlov. It is the native format of the [[7-Zip]] archiving application. | ||
Revision as of 16:55, 2 February 2022
7z is a file format for archiving and data compression, developed by Igor Pavlov. It is the native format of the 7-Zip archiving application.
Contents |
Format details
7z supports several compression schemes:
- LZMA (the default for 7-Zip prior to 9.30 alpha)
- LZMA2 (the default for 7-Zip 9.30 alpha +)
- PPMd
- BCJ
- BCJ2
- bzip2
- DEFLATE
Identification
7z files begin with signature bytes '7' 'z' BC AF 27 1C.
Related formats
Specifications
- Refer to the DOC/7zFormat.txt file in the source distribution
