GitLab
From Wikipedia:
GitLab is a web-based DevOps lifecycle tool that provides a Git-repository manager providing wiki, issue tracking and CI/CD pipeline features, using an open source license, developed by GitLab Inc.
We are self-hosting a central gitlab installation here:
https://gitlab.cs.uni-saarland.de
For logging in, please use the tab "SIC" with the SIC faculty credentials.