AFFiNE vs Tana

AFFiNE

One canvas for docs, whiteboard, and databases — self-hostable, with local-first CRDT sync and offline editing.

• Open-source (MIT editor), self-hostable
• Docs + whiteboard + DB in one canvas
• Offline-capable with CRDT sync
• Desktop, web, and mobile apps

• Self-host caps at 3 users without cloud
• Databases less mature than Notion's
• AI UI rough; lacks find-and-replace

Tana

Its agents act live during the meeting — drafting PRs, tickets and storyboards — instead of just summarizing after, over a persistent context graph.

• Agents draft PRs, tickets, storyboards
• Persistent cross-meeting context graph
• Human-approval step for AI changes
• Integrates GitHub, Linear, Jira, Slack

• Recently pivoted; product still maturing
• Heavier concept than simple notetakers
• Pricing tiers shifting with the pivot

Pick AFFiNE if you need Presentation generation, Long-form writing, Editing / grammar, Summarization, and 1 more.

• Presentation generation (secondary capability)
• Long-form writing (primary capability)
• Editing / grammar (primary capability)
• Summarization (secondary capability)
• Knowledge base authoring (primary capability)

Pick Tana if you need Workflow orchestration, Knowledge graph, Agent memory, Transcription (STT), and 2 more.

• Workflow orchestration (primary capability)
• Knowledge graph (primary capability)
• Agent memory (primary capability)
• Transcription (STT) (secondary capability)
• Task management (primary capability)
• Meeting notes (secondary capability)