Git wiki documentation in native drupal help pages
In last projects, here in communia we are using more and more the gitlab suite tools that are offering many free software projects. Calling projects for their own name: kde with its https://invent.kde.org , freedesktop with its https://gitlab.freedesktop.org , and where we are more active; https://gitlab.com and drupalcode.org https://git.drupalcode.org .