Gitea - A painless self-hosted Git service
openDesktop.org - The website openDesktop.
Gitstack - GitStack is a free software that let you setup your own private Git server on Windows.
SourceForge - The Complete Open-Source and Business Software Platform.
Bonobo Git Server - Set up your own self hosted git server on IIS for Windows.
Freecode - Freecode (formerly known as Freshmeat) is one of the legit open source development platforms that will be the key for developers and programmers to have a streamlined process via having enhanced collaboration and coding leverages.