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XZ Utils vs 7-Zip: catalog facts
XZ Utils	7-Zip
Free The software is free under its open-source licence. Hosting, hardware and external…	Free Free software with open source. The site states you can use 7-Zip on any computer…
Windows, macOS, Linux, Command line	Windows, Linux, macOS, Command line
LZMA2 compression gives some of the best ratios available for general-purpose data, and the tools ship on effectively…	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…
Compression is slow and memory-hungry at high levels, and the 2024 backdoor incident in the upstream release tarballs…	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
Downloadable app	Downloadable app
Open source	Open source
License: 0BSD	License: LGPL-2.1
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 20, 2026

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