Shida Li
Co-founder and CTO
A private, flexible note-taking app — Markdown-based knowledge base with graph view, plugins, and local-first storage.
Freemium·Productivity·Writing·Knowledge Management
Freemium·Productivity·Writing·Knowledge Management
What is Obsidian?
Obsidian is a powerful note-taking and knowledge management app built on local Markdown files. Create notes, link them together, and visualize your knowledge graph. With over 1,000 community plugins, you can customize it into a task manager, writing tool, research hub, or personal wiki.
Your data stays on your device — no cloud lock-in. Free for personal use with paid Sync and Publish add-ons for cross-device sync and web publishing.
Features
- Markdown-based notes
- Graph view for connections
- 1000+ community plugins
- Local-first, fully private
FAQs
Common questions about Obsidian
Is Obsidian free?
Yes, free for personal use. Paid add-ons for Sync ($4/mo) and Publish ($8/mo) are optional.
Where is my data stored?
Locally on your device as plain Markdown files. You own your data completely.
Insights
Traffic and momentum for Obsidian
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What are alternatives to Obsidian?
6 similar tools
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Notion Mail
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Obsidian Web Clipper
Save any web page to Obsidian — clip articles, highlights, and full pages as Markdown notes with one click.
Notion Calendar
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Hejour
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