Gitea : Gitea is a community managed fork of Gogs, lightweight code hosting solution written in Go and published under the MIT license.
GitPrep : GitPrep is Github clone. you can install portable github system into unix/linux. You can create users and repositories without limitation.
Radicale : The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) server solution.
Gerrit : Web based code review and project management for Git based projects.
Sourcegraph : Sourcegraph Server is a free, self-hosted code search server that integrates with your code host and supports multi-repository, regexp, and diff searc...