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repeater vs Mnemosyne: catalog facts
repeater	Mnemosyne
Free Free and open source under the Apache-2.0 license.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Keeps flashcards in plain Markdown files Uses FSRS to schedule reviews	Spaced-repetition scheduling that focuses on cards you forget Uncluttered interface for newcomers
Uses a terminal interface Does not include a card editor or sync layer	Smaller community and fewer shared decks than Anki Plain, older-style interface
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

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