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WBO vs Microsoft Whiteboard: catalog facts
WBO	Microsoft Whiteboard
Free Free and open source under the AGPL-3.0 licence.	Freemium Included with Microsoft 365 plans, which offer a free trial.
Web, Self-hosted	Web
Real-time drawing for many simultaneous users Board state is persisted automatically	Infinite canvas for freeform drawing Real-time collaboration across devices
Freehand whiteboard rather than a structured diagram editor Self-hosting needs a server with Docker or Node.js	Requires a Microsoft account Best suited to people already in Microsoft 365
Web application, Self-hosted	Web application
Open source	Closed source
License: AGPL-3.0	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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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