Some Öppen projects are developed under the Öppen License, others retain full copyright, some contributions are under other licenses.

ÖLAB License


Ariane before version 4 was written under the EUPL, Ariane 4 was a rewrite from scratch developed under the Öppen License with OppenURI.kt remaining EUPL as it had a 3rd party bugfix. Ariane 5 is copyrighted with all 3rd party contributions removed.

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