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Excalidraw vs Microsoft Whiteboard: catalog facts
Excalidraw	Microsoft Whiteboard
Freemium The editor is free and open source. Excalidraw Plus is a paid subscription.	Freemium Included with Microsoft 365 plans, which offer a free trial.
Web, Self-hosted	Web
The sketchy style keeps diagrams feeling provisional rather than final End-to-end encrypted collaboration rooms, and self-hostable	Infinite canvas for freeform drawing Real-time collaboration across devices
Not built for precise technical diagrams Some team features belong to the paid Excalidraw Plus	Requires a Microsoft account Best suited to people already in Microsoft 365
Web application, Self-hosted	Web application
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	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.