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Tangent vs Notenik: catalog facts
Tangent	Notenik
Free Free and open source under the Apache 2.0 licence.	Free Free with no in-app purchases, subscriptions or ads; source code under the MIT license.
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 text files you can open anywhere Wiki-style links between notes
No built-in sync or mobile app mentioned Smaller community than Obsidian or Logseq	Mac only Sync depends on a third-party service you set up yourself
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
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 September 24, 2026

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