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unar vs Universal Extractor 2: catalog facts
unar	Universal Extractor 2
Free Free and open source under the LGPL.	Free Free and open source under the GPL-2.0 licence.
Windows, macOS, Linux, Command line	Windows
Same format support as The Unarchiver, in a terminal Runs on macOS, Windows and Linux	Extracts installers as well as ordinary archives Lets you unpack setup files without running them
Windows build is slightly outdated No graphical app outside macOS	Windows only Code activity has slowed, with the last push in mid-2024
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-2.1-or-later	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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