git-cola is described as 'powerful GUI for git, a distributed revision control system' and is an app in the Development category. There are more than 25 alternatives to git-cola for a variety of platforms, including Mac, Windows, Linux, the Web and Android. The best alternative is GitKraken. It's not free, so if you're looking for a free alternative, you could try GitAhead or GitHub Desktop. Other great apps like git-cola are SmartGit (Free Personal), Fork (Paid), TortoiseGit (Free, Open Source) and Git Extensions (Free, Open Source).