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7-Zip vs 7-Zip-zstd: catalog facts
7-Zip	7-Zip-zstd
Free Free software with open source. The site states you can use 7-Zip on any computer…	Free The software is free under its open-source licence. Hosting, hardware and external…
Windows, Linux, macOS, Command line	Windows, Linux
High compression ratio in the 7z format with LZMA and LZMA2 Packs 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM and unpacks dozens more, including RAR, ISO, MSI and…	It keeps the familiar 7-Zip interface and Explorer menu while adding modern codecs, and it can be installed…
The Linux and macOS builds are console versions; there is no official graphical app on those platforms The Windows interface has not changed much in twenty years	Archives that use the added codecs will not open in stock 7-Zip, so they are not safe to…
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-2.1	License: BSD-3-Clause
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 22, 2026

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