AppFlowy
Notes & Knowledge BaseOpen-source workspace and Notion alternative
Replaces Notion, Evernote
The 30 best Cross-Platform notes & knowledge base you can self-host, ranked by community traction.
Open-source workspace and Notion alternative
Replaces Notion, Evernote
Real-time preview Markdown editor for the desktop
Replaces Typora
Open-source note-taking and to-do app with sync
Replaces Evernote, OneNote
Privacy-first personal knowledge management system
Replaces Notion, Evernote
Privacy-first outliner for networked thought
Replaces Notion, Roam Research
Markdown-based note-taking app for plain files
Replaces Evernote, Notion
Local-first knowledge base on a folder of Markdown files
Replaces Evernote, Notion
Private, end-to-end encrypted note-taking app
Replaces Evernote, OneNote
Markdown editor for writers, researchers, and Zettelkasten users
Replaces Notion, Obsidian
Markdown note-taking application built for programmers
Replaces Evernote, OneNote
Local-first encrypted knowledge workspace
Replaces Notion
Command-line note-taking, bookmarking, and archiving tool
Replaces Evernote, Notion
Plain-text note taking with Markdown and Nextcloud sync
Replaces Evernote, OneNote
Hierarchical rich-text and code note-taking application
Replaces OneNote, Evernote
Simple command-line notebook with multi-device sync
Replaces Evernote, Simplenote
Thinking notebook and Markdown knowledge base
Replaces Evernote, OneNote
Cross-platform note-taking app with a self-hosted server
Replaces Evernote, OneNote
Local-first note-taking with file-over-app philosophy
Replaces Evernote, OneNote
Lightweight distraction-free text editor, in the browser (Markdown
Personal knowledge base for networked thinking
Replaces Roam Research, Obsidian
Networked note-taking and knowledge base app
Replaces Obsidian, Roam Research
Encrypted note-taking and bookmarking for privacy
Replaces Evernote, Google Keep
Local-first Markdown note editor with linked notes
Replaces Obsidian, Roam Research
Open-source journaling and diary application
Replaces Day One, Journey
Encrypted notes app focused on longevity
Replaces Evernote
Web-based mind mapping for visual knowledge capture
Replaces MindMeister, XMind
Smart manager for hierarchical notes and snippets
Replaces Evernote, OneNote
Web-based knowledge base solution
Create simple mindmaps (documentation in French)
Online assessment software
No apps match these filters.
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| AppFlowy | Under-an-hour setup | Medium | 1,024 MB | AGPL-3.0 | 77,300 |
| Mark Text | Read-the-docs project | Easy | 256 MB | MIT | 62,579 |
| Joplin | Under-an-hour setup | Easy | 256 MB | AGPL-3.0 | 56,721 |
| SiYuan | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 46,749 |
| Logseq | Read-the-docs project | Easy | 256 MB | AGPL-3.0 | 45,225 |
| Notable | Read-the-docs project | Easy | 256 MB | AGPL-3.0 | 23,490 |
| Obsidian | Read-the-docs project | Easy | 256 MB | Proprietary | 22,221 |
| Notesnook | Under-an-hour setup | Medium | 512 MB | GPL-3.0 | 14,753 |
| Zettlr | Read-the-docs project | Easy | 256 MB | GPL-3.0 | 13,760 |
| VNote | Read-the-docs project | Easy | 256 MB | MIT | 13,003 |
Every option here is open-source and self-hostable, tagged Cross-Platform within the notes & knowledge base category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.