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Beaver Notes vs Tangent: catalog facts
Beaver Notes	Tangent
Free Free and open source under the MIT licence, supported by sponsors.	Free Free and open source under the Apache 2.0 licence.
macOS	Windows, macOS, Linux
Notes stay on your device with no account No telemetry or AI features	Notes are plain Markdown files on your own disk Sliding panels and a branching map for following linked notes
No built-in cloud sync; you arrange syncing yourself Mobile app still in beta	No built-in sync or mobile app mentioned Smaller community than Obsidian or Logseq
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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