Ubooquity server is free for non-commercial use.
Ubooquity server requires Java 17 (or later).
You can download it on the Eclipse Temurin Java distribution page (although any other Java distribution can be used as well).
Version 3.1.0 - 10 august 2025
Previous versions of Ubooquity
If you find Ubooquity useful and want to support its development, you can donate using Paypal.
Thank you !