Compare software

tldraw vs Limnu: catalog facts
tldraw	Limnu
Freemium The whiteboard is free to use. The SDK requires a licence for production use.	Freemium Free to try, with paid plans for regular use.
Web	Web
Instant, no-signup whiteboard that feels genuinely fast The same engine is available as an embeddable SDK	Smooth freehand drawing that resembles a physical whiteboard Start sketching without signing up
The SDK is source-available, not open source, and production use needs a licence Less structured than dedicated diagramming tools	Freehand focus, not suited to structured diagrams Works online only
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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