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lzip

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Spec score 7.1 #26 of 36 in File Compression Software

Spec sheet

Purpose
Lzip is a lossless data compressor based on the LZMA algorithm.Read 5 Oct 2026 · nongnu.org
Platforms
The site provides a Windows 32-bit port and describes lzip as suitable for Unix-like systems.Read 5 Oct 2026 · nongnu.org
Integrations
The site lists GNU Tar as able to automatically create and extract lzip-compressed tar archives.Read 5 Oct 2026 · nongnu.org
Support
The project directs bug reports and general discussion to the lzip-bug mailing list.Read 5 Oct 2026 · nongnu.org
License
Lzip is free software distributed under the GNU General Public License, version 2 or any later version.Read 5 Oct 2026 · nongnu.org
Archiving
The lzip file format is designed for data sharing and long-term archiving, with attention to data integrity and decoder availability.Read 5 Oct 2026 · nongnu.org
Build
The site documents compiling lzip with ./configure and make check, followed optionally by make install.Read 5 Oct 2026 · nongnu.org
Compression format
Lzip uses a simplified form of LZMA and is designed for interoperability between implementations.Read 5 Oct 2026 · nongnu.org
Data preservation
The lzip format is designed for data sharing and long-term archiving, and its manual includes source code for a simple decompressor.Read 5 Oct 2026 · nongnu.org
File size
Lzip supports 64-bit uncompressed and compressed sizes and automatically uses multiple members for larger data, allowing unlimited total file size.Read 5 Oct 2026 · nongnu.org
Integrity checks
Lzip provides three-factor integrity checking of compressed data.Read 5 Oct 2026 · nongnu.org
Interoperability
Lzip files can be extracted with tar or by piping lzip output to tar.Read 5 Oct 2026 · nongnu.org
Maintainer
Lzip was written and is maintained by Antonio Diaz Diaz.Read 5 Oct 2026 · nongnu.org
Memory limit
The maximum dictionary size is 512 MiB, allowing lzip files to be decompressed on 32-bit machines.Read 5 Oct 2026 · nongnu.org
Quality assurance
The manual says lzip, clzip, and minilzip/lzlib are tested to produce identical output, and that the implementations have been tested with lziprecover, valgrind, and american fuzzy lop.Read 5 Oct 2026 · nongnu.org
Recovery
The related lziprecover program can repair bit-flip errors and merge damaged copies of a file with error checking.Read 5 Oct 2026 · nongnu.org
Release updates
Users may subscribe to lzip-bug to receive an email when a new version is released.Read 5 Oct 2026 · nongnu.org
Source availability
The reference implementation is copylefted, and the site says this guarantees it will remain free forever.Read 5 Oct 2026 · nongnu.org

Where Specifiction places it

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