Mnemo vs NoteDiscovery

Comparing two open source alternatives to Notion and Microsoft OneNote and Obsidian. Use the comparison below to decide which one fits your needs.

Mnemo

Apache-2.0

Mnemo is a free, open-source desktop study app combining block-based notes, FSRS flashcards, and mind maps with no accounts or tracking.

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NoteDiscovery

MIT

A self-hosted knowledge base for note-taking with markdown support, Zettelkasten methodology, and Docker deployment.

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Side-by-side comparison

	Mnemo	NoteDiscovery
License	Apache-2.0	MIT
Self-hostable	No	Yes
GitHub Stars	95	2,828
Forks	9	241
Open Issues	7	7
Last Commit	Oct 9, 2026	Oct 8, 2026
First Released	Jul 30, 2025	Nov 5, 2025
Categories	Study & Flashcard Tools Note Taking & Knowledge Management Tools Mind Mapping	Note Taking & Knowledge Management Tools
Tags	#flashcards #spaced-repetition #notes #knowledge-management #local-first	#knowledge-management #note taking #markdown #docker #self hosted

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