Atomic vs NoteDiscovery
Comparing two open source alternatives to Notion . Use the comparison below to decide which one fits your needs.
Atomic
MITA self-hosted personal knowledge base that turns markdown notes into an AI-augmented knowledge graph with semantic search and wiki synthesis.
NoteDiscovery
MITA self-hosted knowledge base for note-taking with markdown support, Zettelkasten methodology, and Docker deployment.
Side-by-side comparison
| Atomic | NoteDiscovery | |
|---|---|---|
| License | MIT | MIT |
| Self-hostable | Yes | Yes |
| GitHub Stars | 707 | 2,427 |
| Forks | 52 | 200 |
| Open Issues | 3 | 5 |
| Last Commit | Apr 4, 2026 | Apr 7, 2026 |
| First Released | Nov 25, 2025 | Nov 5, 2025 |
| Categories | ||
| Tags |
Similar open source alternatives
Jotty
Lightweight self-hosted app for managing personal file-based notes and checklists.
Notion
memos
A modern, open-source, self-hosted knowledge management and note-taking platform designed for privacy-conscious users and organizations.
Obsidian
AFFiNE
Open-source knowledge base combining note-taking, whiteboard, and project planning in one workspace.
Notion
SilverBullet
Markdown-based note-taking app with powerful live queries, templates, and a pluggable scripting system for power users.
Notion
Wiki.js
Wiki.js | A modern and powerful wiki app built on Node.js
Notion
Briefkasten
📮 Self hosted bookmarking app
Pocket