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OpenBoard vs Explain Everything: catalog facts
OpenBoard	Explain Everything
Free The open-source software is available without a license fee. Hosting, hardware and…	Freemium Free to start, with paid options and demos for schools and institutions.
Windows, macOS, Linux	Android, iOS, Web
Provides classroom-oriented drawing and presentation tools.	Records whiteboard video tutorials Imports existing presentations
Official Linux packages target Debian, with other distributions relying on community builds.	Focused on education rather than general diagramming Ownership change to Promethean may affect plans
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: GPL-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 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.