Matrix : Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distribu...
Run your own identity server : Running your own identity server allows you to act as an OpenID Provider. You could run one just for yourself, for a community of users or, if you wis...
Zulip : Zulip is a powerful, open source group chat application that combines the immediacy of real-time chat with the productivity benefits of threaded conve...
GoCD : Open source continuous delivery server to model and visualize complex workflows with ease. Automate and streamline your build-test-release cycle for r...
picfit : picfit is a reusable Go server to manipulate images (resize, thumbnail, etc.).
It will act as a proxy on your storage engine and will be served ideall...
Dotdeb is a repository containing packages to turn your Debian boxes into powerful, stable and up-to-date LAMP servers