Compare software

7-Zip-zstd vs p7zip: catalog facts
7-Zip-zstd	p7zip
Free The software is free under its open-source licence. Hosting, hardware and external…	Free Free and open source.
Windows, Linux	macOS, Linux, Command line
It keeps the familiar 7-Zip interface and Explorer menu while adding modern codecs, and it can be installed…	Brings 7-Zip's strong compression ratios to Linux and macOS from the command line Widely bundled in Linux distributions, so it's readily available
Archives that use the added codecs will not open in stock 7-Zip, so they are not safe to…	Command-line only, no bundled graphical interface Development has slowed compared to the original Windows 7-Zip project
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.