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SilverBulletOrg-roam
Free

The open-source software is available without a license fee. Hosting, hardware and…

 Free

Free and open source under the GPL version 3 or later.

Self-hosted, Web Windows, macOS, Linux
  • Combines live previews with queries and programmable extensions.
  • Plain-text notes that stay fully under your control
  • Backlinks and a graph view for connecting ideas
  • Requires running and maintaining your own instance.
  • Requires Emacs and familiarity with Org mode
  • No mobile app of its own
Self-hosted Downloadable app
Open source Open source
License: MIT License: GPL-3.0-or-later
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.