LEOS is also on code.europa.eu.

code.europa.eu. "is the code development platform for open source projects shared by the institutions of the European Union. More precise, it is the code development platform for open source software projects for which European Union institutions, bodies, offices and agencies hold the intellectual property rights.

Code.europa.eu was created following Commission Decision of 8 December 2021 on the open source licensing and reuse of Commission software 2021/C 495 I/01, which you can read here. It is one of the outcomes of the Commission Open Source Software Strategy C (2020) 7149 final. You can find the strategy and more information about open source at the Commission here." [source https://code.europa.eu/info/about]