GitHub

GitHub is a web-based software development management and hosting service, using Git version management software. GitHub offers paid business accounts, as well as free accounts for free software projects. The site also provides access control and collaborative features such as bug tracking, feature requests, task management and a wiki for each project.

In April 2016, GitHub announced that it has exceeded fourteen million users and more than 35 million project submissions placing it as the largest source code host in the world.