GitLab is a development collaboration tool and git DVCS frontend. It includes repository management features, code reviews, an issue tracker, activity feeds and wikis. GitLab provides fine-grained access control, user management, 5 permission levels and branch constraints, and can utilize LDAP/AD intranet authorization. Powered by Ruby on Rails it comes as open source package, and as commercial supported enterprise version.
Git Large File Storage (LFS) replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server like GitHub.com or GitHub Enterprise.