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FoamThe Archive
Free

Free and open source with no subscription.

 Paid

Paid app with a 60-day free trial.

Windows, macOS, Linux macOS
  • Notes stored as standard Markdown files
  • Wikilinks, backlinks, embeds and graph view
  • Notes stored as plain Markdown text files
  • Sync through any cloud storage folder
  • Requires Visual Studio Code
  • No dedicated mobile app
  • macOS only
  • Site lists compatibility up to macOS 14 Sonoma
Downloadable app Downloadable app
Open source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 24, 2026

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