Obsidian
Local-first personal knowledge management
★★★★☆ 4.5Free (sync from $5/mo)
Quick verdict
Obsidian stores your notes as plain markdown files on your own device. It's the top choice for privacy-conscious individuals building a personal knowledge base.
Pros
- ✓Local-first, owns your data
- ✓Plain markdown files
- ✓Powerful plugin ecosystem
- ✓Bidirectional links
Cons
- ✗No native collaboration
- ✗Sync costs extra
- ✗Steeper learning curve
- ✗Not great for project management
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