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Foam vs Tangent: catalog facts
Foam	Tangent
Free Free and open source with no subscription.	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux	Windows, macOS, Linux
Notes stored as standard Markdown files Wikilinks, backlinks, embeds and graph view	Notes are plain Markdown files on your own disk Sliding panels and a branching map for following linked notes
Requires Visual Studio Code No dedicated mobile app	No built-in sync or mobile app mentioned Smaller community than Obsidian or Logseq
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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