If you could only choose from github, gitlab and atlassan then I suppose.. But really anything newer that stays in existance has to be focused on quality from early enough to not be defined by path dependence problems and bad choices like those 3.
Given that github is imploding under a lot of load, everyone leaving github for something else, actually makes github better.
Given that github is imploding under a lot of load, everyone leaving github for something else, actually makes github better.