GitHub Package Registry - Your packages, at home with their code
GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.
Slowbug - Debug you code in slow-mo!
Git - Git is a free and open source version control system designed to handle everything from small to very large projects with speed and efficiency. It is easy to learn and lightweight with lighting fast performance that outclasses competitors.
Buglife - Seriously awesome bug reporting for iOS apps
Mercurial SCM - Mercurial is a free, distributed source control management tool.