AFFiNE vs Docmost: which one to choose in 2026?
Both are open source alternatives to Notion. We compare license, tech stack and features to help you decide which fits your team best.
| AFFiNE | Docmost | |
|---|---|---|
| Category | Productivity | Productivity |
| License | MIT | AGPL-3.0 |
| GitHub stars | 46k | 14k |
| Tech stack | Rust, TypeScript, PostgreSQL | NestJS, React, PostgreSQL |
| Replaces | Notion | Confluence, Notion |
AFFiNE has more GitHub stars, which usually indicates a larger community (not necessarily that it's the best option for your use case).
AFFiNE
Docs + whiteboard on one canvas, an alternative to Notion.
Pros
- Combines notes and a whiteboard, something Notion doesn't offer natively
Things to consider
- The official self-host setup still evolves quickly between versions
Docmost
Modern collaborative wiki, an open source alternative to Confluence.
Pros
- Very fast-growing community and feature set
Things to consider
- Still a young project compared to Confluence
Key features
AFFiNE
- Notion-style docs and databases
- Integrated infinite whiteboard
- Local-first mode
Docmost
- Spaces and team permissions
- Real-time collaborative editing
- Comments and page versioning