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OpenOlat vs RELATE: catalog facts
OpenOlat	RELATE
Free The software is open source; hosting and support are offered commercially.	Free Free and open source.
Web, Self-hosted	Web, Self-hosted
Modular course building with many didactic tools Built-in testing and assessment	Course content as plain YAML and Markdown under git version control Auto-graded code questions with sandboxed execution
Main website is largely in German Requires running a Java server stack	No packaged releases; installed from source Content authoring assumes comfort with text files and git
Self-hosted	Self-hosted
Open source	Open source
License: Apache-2.0	License: MIT
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.