Open Source Alternatives to Notion

4 free, open source replacements for Notion. Self-hostable, transparent, and community-driven.

Outline✓ Verified★ 29K

Team knowledge base and wiki. Beautiful docs with real-time collaboration.

ProductivityBSL-1.1Self-Hosted

Alt: Notion, ConfluenceTypeScript

NocoDB✓ Verified★ 50K

Open source Airtable alternative. Turn any database into a smart spreadsheet interface.

ProductivityAGPL-3.0Self-Hosted

Alt: AirtableTypeScript

Logseq✓ Verified★ 34K

Privacy-first knowledge management. Outliner with bi-directional links and graph view.

ProductivityAGPL-3.0

Alt: Notion, Roam Research, ObsidianClojure

Focalboard✓ Verified★ 22K

Open source project management. Kanban boards, tables, and calendars for teams.

Project MgmtMIT/AGPLSelf-Hosted

Alt: Trello, Asana, NotionGo

Why switch from Notion?

Switching to an open source alternative to Notion gives you full control over your data, eliminates vendor lock-in, and often reduces costs. These projects are maintained by active communities and can be self-hosted on your own infrastructure for maximum privacy and customization.