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Universal Extractor 2 vs ISx: catalog facts
Universal Extractor 2	ISx
Free Free and open source under the GPL-2.0 licence.	Free Free and open source under the MIT licence.
Windows	Windows, Command line
Extracts installers as well as ordinary archives Lets you unpack setup files without running them	Extracts all components of an InstallShield installer Covers versions from 2003 to InstallShield 2021
Windows only Code activity has slowed, with the last push in mid-2024	Command line only Tested on a limited set of installers
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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