7zip in python3 with ZStandard, PPMd, LZMA2, LZMA1, Delta, BCJ, BZip2, and Deflate compressions, and AES encryption.

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• Updated Nov 1, 2026
• Python

Архиватор с открытым исходным кодом на Rust — пережимает JPEG, PDF, zip и WAV по-настоящему, а не хранит как есть. Альтернатива 7-Zip и WinRAR.

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• Updated Sep 20, 2026
• Rust

pyppmd provides classes and functions for compressing and decompressing text data, using PPM (Prediction by partial matching) compression algorithm variation H and I.2. It provide an API similar to Python's zlib/bz2/lzma modules.

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• Updated Nov 4, 2026
• C

FreeArc 0.67 rewritten in Free Pascal: a compatible archiver for Windows and Linux, plus its own extended .parc format.

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• Updated Oct 30, 2026
• Pascal

A simple archiver that uses a PPMD coding algorithm.

ppmd archivator

• Updated Apr 24, 2026
• C#

High-ratio lossless compression: 7-Zip codec plugins (ZPAQ, bsc, CMIX) and a memory-safe Rust port of the 7-Zip / LZMA SDK algorithms.

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• Updated May 15, 2026
• C