The knowledge base you own
Obsidian
Featured
Trending
A powerful local-first knowledge base on plain-text Markdown files.
desktop app
freemium
Free · Sync $4/mo · Publish $8/momacoswindowslinuxiosandroidRating
4.8
24,000 reviews
Monthly users
2M+
Version
1.7.7
Updated Mar 12, 2026
Launched
Mar 24, 2020
Proprietary (free for personal use)
100% local — files never leave your device
Bidirectional links and graph view
1,500+ community plugins
Future-proof plain Markdown
Screenshots
A look inside
Click any image to enlarge. Use arrows to navigate.
About
What is Obsidian?
Features
What you get
6 built-in capabilities
Graph View
See your knowledge as a living network.
Canvas
Infinite whiteboard for spatial note-taking.
Plugins
Extend Obsidian with community-built tools.
Mobile Sync
End-to-end encrypted sync across devices.
Publish
Turn a vault into a public digital garden.
Templates
Reusable note structures with variables.
Review
Pros
Pros
- Local-first, you own your data
- Massive plugin ecosystem
- Cross-platform & mobile
- Plain Markdown — never locked in
Integrations
Works with your stack
GitReadwiseZoteroAnki
FAQ
Frequently asked
Where are my notes stored?+
In a local folder you choose. It's just Markdown files.
Can I sync across devices?+
Yes, using Obsidian Sync, iCloud, or any file-sync tool.
Community
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