Compare software

TriliumNext NotesLemma
Free

Free and open source under the AGPL 3.0.

 Free

Free and open source under the GPL-3.0-or-later licence, with optional donations.

Windows, macOS, Linux, Web, Self-hosted Linux
  • Cloning puts one note in several places without copying it
  • Rich text, code notes, canvases, Mermaid diagrams and relation maps
  • Inline math entry with LaTeX-like autocomplete
  • Wiki-style linking with backlinks
  • 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
  • Linux only
  • No sync described on the homepage
Downloadable app, Self-hosted Downloadable app
Open source Open source
License: AGPL-3.0 License: GPL-3.0-or-later
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 21, 2026

Checked October 1, 2026

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