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Tangent vs The Archive: catalog facts
Tangent	The Archive
Free Free and open source under the Apache 2.0 licence.	Paid Paid app with a 60-day free trial.
Windows, macOS, Linux	macOS
Notes are plain Markdown files on your own disk Sliding panels and a branching map for following linked notes	Notes stored as plain Markdown text files Sync through any cloud storage folder
No built-in sync or mobile app mentioned Smaller community than Obsidian or Logseq	macOS only Site lists compatibility up to macOS 14 Sonoma
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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