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Grim Ripper vs Audex: catalog facts
Grim Ripper	Audex
Free Free and open source under the GPL-2.0 licence.	Free Free and open source under the GPL-2.0 licence.
Linux	Linux
Rips audio CDs to MP3 Supports other output formats as well	CDDB and MusicBrainz metadata lookup Fetches cover art automatically
Linux only Little documentation on the project website	Linux only Needs a physical CD drive
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-only	License: GPL-2.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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