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The Archive vs Tangent: catalog facts
The Archive	Tangent
Paid Paid app with a 60-day free trial.	Free Free and open source under the Apache 2.0 licence.
macOS	Windows, macOS, Linux
Notes stored as plain Markdown text files Sync through any cloud storage folder	Notes are plain Markdown files on your own disk Sliding panels and a branching map for following linked notes
macOS only Site lists compatibility up to macOS 14 Sonoma	No built-in sync or mobile app mentioned Smaller community than Obsidian or Logseq
Downloadable app	Downloadable app
Closed 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 24, 2026	Official website Full listing and sources Checked October 1, 2026

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