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TriliumNext NotesMany Notes
Free

Free and open source under the AGPL 3.0.

 Free

Free and open source under the MIT licence.

Windows, macOS, Linux, Web, Self-hosted Web, Self-hosted
  • Cloning puts one note in several places without copying it
  • Rich text, code notes, canvases, Mermaid diagrams and relation maps
  • Notes kept as files in the filesystem
  • Backlinks, tags and templates
  • Notes live in a database, not plain files, so lock-in is real
  • The interface is dense and takes a while to get comfortable with
  • Some features need an HTTPS reverse proxy
  • Requires running a server
Downloadable app, Self-hosted Self-hosted
Open source Open source
License: AGPL-3.0 License: MIT
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 21, 2026

Checked October 2, 2026

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