Mail-in-a-Box : Each Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software. It also includes contacts and calen...
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.
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...
Gitea is a community managed fork of Gogs, lightweight code hosting solution written in Go and published under the MIT license.