I wanted to self-host without paying, and this user-friendly server OS delivered ...

Nearly all Linux distributions could serve as either a desktop or server OS. It's not like you'd want to slap a desktop environment onto Ubuntu Server and use it as a desktop OS, but you could. You ...

A server is any computer that's been dedicated for use as a storage center for information. Some servers are high-powered, expensive, specialty units, but an ordinary computer can be used as a server, ...