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SiYuan vs Anytype: catalog facts
SiYuan	Anytype
Freemium Most features are free, including for commercial use. The official cloud sync and assets…	Freemium Free to use with local storage and peer-to-peer sync. A paid plan adds hosted backup sync…
Windows, macOS, Linux, Android, iOS, Self-hosted	Windows, macOS, Linux, Android, iOS
Block-level references and two-way links with custom attributes SQL queries embedded inside notes for building your own views	Data stays on your device, with end-to-end encrypted peer-to-peer sync Custom object types and relations rather than fixed note formats
Notes live in the app's own store rather than plain files in a folder The interface has a lot of concepts to learn at once	Source-available licence, not an approved open source one Still labelled beta, and releases change behaviour
Downloadable app, Self-hosted	Downloadable app
Open source	Not stated if open source
License: AGPL-3.0	License: Any Source Available License 1.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 21, 2026

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