Some time after I wrote the previous card, RhodeCode shifted to a fully proprietary licensing model, and the Kallithea fork was formed from the last clearly GPL'ed version of the RhodeCode code base.
GitLab also absorbed Gitorious, and started clearly positioning themselves as a more open and flexible alternative to GitHub, including publishing clear info on their notion of responsible stewardship of open source projects: https://about.gitlab.com/2016/01/11/being-a-good-open-source-steward/