SourceForge - The Complete Open-Source and Business Software Platform.
elevio hub - For continuous user education
openDesktop.org - The website openDesktop.
Gitea - A painless self-hosted Git service
OSOR - OSOR is the Open Source Observatory, a project to provide a framework for developing and executing autonomous observations.
Helix Core - Helix Core is a scalable version control that securely manages all of your digital content and delivers files quickly to large, distributed teams.