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Format

7Zip format

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Summary

Name
7Zip format
Identifiers
PUID: fmt/484
Format type
Aggregate
Description
An archive format associated with the 7-Zip application. Its default compression method is LZMA, but it supports other compression methods as well.
Note
https://7-zip.org/7z.html https://filext.com/file-extension/7Z https://fileinfo.com/extension/7z
File extensions
7z
Source
Digital Preservation Department / The National Archives

Internal signatures

7Zip

Note
BOF: 7z¼¯'.

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
None
Byte Sequence
377ABCAF271C
Endianness
None

Changelog

  • Updated in V118

    Release date
    30 April 2024

    7Zip format: Description created and documentation links added as part of PRONOM Research Week 2023. Submitted by The Church of Jesus Christ of Latter-day Saints.

  • Added in V66

    Release date
    18 December 2012

    7Zip format: Signature developed through PRONOM Research.

    7Zip format: Outline Entry Added.