AFFiNE
Notes & Knowledge BaseWorkspace for docs, whiteboards and databases
Replaces Notion, Miro
The 26 best Multi-User notes & knowledge base you can self-host, ranked by community traction.
Workspace for docs, whiteboards and databases
Replaces Notion, Miro
Team knowledge base and wiki
Replaces Notion, Confluence
Self-hostable AI assistant over your personal notes
Replaces Notion AI, Evernote
Modern and powerful open-source wiki
Replaces Confluence, Notion
Open-source collaborative wiki and documentation
Replaces Confluence, Notion
Simple self-hosted documentation and wiki platform
Replaces Confluence, Notion
Private, end-to-end encrypted note-taking app
Replaces Evernote, OneNote
Open-source networked note-taking and knowledge graph
Replaces Roam Research, Obsidian
Realtime collaborative notebook app based on Markdown that supports
Simple, file-based wiki without a database
Replaces Confluence
Cross-platform note-taking app with a self-hosted server
Replaces Evernote, OneNote
Lightweight but powerful alternative for managing your personal, file
Knowledge graph database with documents (similar to Notion), tables,
Lightweight distraction-free text editor, in the browser (Markdown
Markdown note-taking web app designed for simplicity
Replaces Obsidian, Notion
Self-hosted backend for the Notesnook encrypted notes app
Replaces Evernote, OneNote
Personal knowledge base for networked thinking
Replaces Roam Research, Obsidian
Minimal web-based Markdown notes app
Host and create your own mindmaps
Encrypted diary Web application to save your personal memories of each
Web-based mind mapping for visual knowledge capture
Replaces MindMeister, XMind
Self-hosted brainstorming and idea capture board
Replaces Miro, Google Keep
Web-based knowledge base solution
Create simple mindmaps (documentation in French)
Online assessment software
Structured personal knowledge base, inspired by zettlekasten
No apps match these filters.
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| AFFiNE | Under-an-hour setup | Medium | 1,024 MB | MIT | 73,487 |
| Outline | Under-an-hour setup | Medium | 1,024 MB | BSL-1.1 | 40,889 |
| Khoj | Under-an-hour setup | Medium | 2,048 MB | AGPL-3.0 | 37,676 |
| Wiki.js | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 29,036 |
| Docmost | Under-an-hour setup | Medium | 1,024 MB | AGPL-3.0 | 21,969 |
| BookStack | Under-an-hour setup | Easy | 512 MB | MIT | 19,079 |
| Notesnook | Under-an-hour setup | Medium | 512 MB | GPL-3.0 | 14,753 |
| Athens Research | Under-an-hour setup | Medium | 512 MB | EPL-1.0 | 6,294 |
| Livebook | Under-an-hour setup | Medium | 512 MB | Apache-2.0 | 5,884 |
| DokuWiki | Under-an-hour setup | Easy | 128 MB | GPL-2.0 | 4,727 |
Every option here is open-source and self-hostable, tagged Multi-User within the notes & knowledge base category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.