What game engine do you use to build your games in?

Do you use any code versioning to help manage your projects like gitlab.com?

If you stick with this long-term look into managing your projects on a place like Gitlab.com or Github.com.  Besides just a good tool to know how to use it can really help you keep your projects better organized.  I did a quick search and this seemed like a decent video related to Unity and Github: How to Use GitHub With Unity (Also Works With Existing Projects)