Free & open-source alternatives to Notion

9 free apps you can use instead of Notion, open source first.

AppFlowy

Productivity Open Source

79k

Open-source Notion alternative that keeps your data under your control

WindowsmacOSAndroid +2 2 weeks ago

AFFiNE

Productivity Open Source

75k

Merge documents, whiteboards, and tables into an open-source workspace

WindowsmacOSLinux 3 months ago

SiYuan

Productivity Open Source

47k

Organize your knowledge with block-level references and Markdown

WindowsmacOSAndroid +2 4 days ago

Trilium Notes

Productivity Open Source

39k

Build a personal knowledge base with hierarchical note-taking and deep customization

WindowsmacOSLinux 5 days ago

BookStack

Office & Reading Self-hosted

19k

Simple self-hosted wiki for organising documentation and team knowledge

3 days ago

Zettlr

Productivity Open Source

14k

Write, manage notes, and publish academic texts using Markdown

WindowsmacOSLinux 11 hours ago

NoteGen

Productivity Open Source

13k

Local-first Markdown notes app that uses AI to organize your records

WindowsmacOSAndroid +1 2 weeks ago

Anytype

Productivity Open Source

9.1k

Build a local-first personal knowledge base with end-to-end encryption

WindowsmacOSLinux 4 days ago

Obsidian

Productivity Freemium

Private, flexible note-taking app built on local Markdown files

WindowsmacOSAndroid +2 12 hours ago