Compare software

ugrep vs igrep: catalog facts
ugrep	igrep
Free Free and open source.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Compatible with grep options Interactive text interface for building queries	Interactive list of search matches in the terminal Opens the selected match in the editor of your choice
Large option set takes time to learn Interactive interface is terminal-only	Windows support is unofficial Terminal only
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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