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Synology Note Station ClientTriliumNext Notes
Free

Free with a Synology NAS that runs the Note Station package.

 Free

Free and open source under the AGPL 3.0.

macOS, Self-hosted Windows, macOS, Linux, Web, Self-hosted
  • Notes stay on your own NAS
  • Rich text, media embedding and attachments
  • Cloning puts one note in several places without copying it
  • Rich text, code notes, canvases, Mermaid diagrams and relation maps
  • Requires Synology NAS hardware
  • Closed source and tied to the Synology ecosystem
  • 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, Self-hosted Downloadable app, Self-hosted
Closed source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

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