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MindForgerTriliumNext Notes
Free

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

 Free

Free and open source under the AGPL 3.0.

Windows, macOS, Linux Windows, macOS, Linux, Web, Self-hosted
  • Combines writing with connections between related notes.
  • Cloning puts one note in several places without copying it
  • Rich text, code notes, canvases, Mermaid diagrams and relation maps
  • Its workflow requires familiarity with Markdown and structured notes.
  • 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
Downloadable app Downloadable app, Self-hosted
Open source Open source
License: GPL-2.0 License: AGPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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