Local-first, privacy-focused notebook supporting Markdown and Emacs Org mode. Offers offline use, encrypted backups, plugin extensibility, LaTeX support, real-time collaboration, and hierarchical organization for personal knowledge management.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Self-Hosted
- F-Droid
- Flathub










Developers who really care about privacy, listen to their community (their telegram group is one of the most active I've seen) and are proactive about implementing requested-features. Cloud-Sync, encrypted, and a VERY generous free plan. Notesnook is the way to go!