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WBO vs Explain Everything: catalog facts
WBO	Explain Everything
Free Free and open source under the AGPL-3.0 licence.	Freemium Free to start, with paid options and demos for schools and institutions.
Web, Self-hosted	Android, iOS, Web
Real-time drawing for many simultaneous users Board state is persisted automatically	Records whiteboard video tutorials Imports existing presentations
Freehand whiteboard rather than a structured diagram editor Self-hosting needs a server with Docker or Node.js	Focused on education rather than general diagramming Ownership change to Promethean may affect plans
Web application, Self-hosted	Downloadable app, Web application
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is 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.