Best Open Source Notion Alternatives

Discover powerful open-source alternatives to Notion for note-taking, project management, and knowledge organization. These tools offer similar functionality without vendor lock-in.

6 apps

WikkaWiki

Open Source

Flexible, standards-compliant open-source wiki engine.

Open Source

Knowledge Base

Feng Office

Freemium

Open-source project management and collaboration tool.

Productivity

Open Source

Odoo Community

Open Source

Open-source business management suite

Business

Management

Taskcafe

Open Source

Open-source project management tool.

Open Source

Project Management

Restya

Open Source

Open-source Trello-like Kanban board.

Open Source

Task Management

Frappé Gantt

Open Source

Simple, interactive Gantt charts.

Open Source

Project Management