LineageOS

Rocket.Chat is a fully customizable, open-source communications platform for organizations with high standards of data protection. It enables real-time conversations between colleagues, with other companies, or with your customers, regardless of how they want to connect with you. Compared to similar players in the industry, such as Slack and Microsoft Teams, Rocket.Chat offers an on-prem deployment that enables organizations to take full ownership of their data. Rocket. Chat's open-source nature makes it more flexible to meet specific company needs and more scalable to follow your organization's growth. It also holds the only true MIT open-source license. We have over 1000 developers across the world contributing to the open-source code. Every day, tens of millions of users in over 150 countries and in organizations such as Audi Business Innovation, Deutsche Bahn, The US Navy, and Credit Suisse trust Rocket.Chat to keep their communications completely private and secure.

Debian is a free, open-source Linux operating system developed and maintained by a global community of volunteers. The distribution provides a stable and customizable computing environment for desktop computers, laptops, servers, cloud infrastructure, and embedded systems. Debian includes more than 70,000 software packages covering productivity applications, programming tools, databases, web servers, networking utilities, and system administration. Its Advanced Package Tool (APT) simplifies software installation, dependency management, security updates, and system upgrades. Users can choose from desktop environments such as GNOME, KDE Plasma, Xfce, Cinnamon, MATE, and LXQt or configure lightweight systems without a graphical interface. Debian supports multiple hardware architectures and offers Stable, Testing, and Unstable development branches to accommodate different requirements for reliability and software availability.