If you want a nice interface, you should take a look at GitLab. It only supports Git, but it is free software and its user interface is the only one that, in my

If you want a nice interface, you should take a look at GitLab. It only supports Git, but it is free software and its user interface is the only one that, in my opinion, can compete with GitHub’s (it is more or less a free software clone of it).