I don't know much about any of these tools BUT: You claim that there is "no room" for Gitlab because teamcity, bamboo, travis-ci, circle-ci and appveyor are su

I don't know much about any of these tools BUT: You claim that there is "no room" for Gitlab because teamcity, bamboo, travis-ci, circle-ci and appveyor are superior to dozens of other solutions. Shouldn't the comparison be to GitLab? That's like saying there is no room for OneNote because Evernote is superior to Simplenote!