jellyfin
The Free Software Media System - Server Backend & API
Jellyfin: a free media server without a premium tier
Jellyfin manages and streams your media from a dedicated server to your devices, and the README is blunt about the model: no premium licenses, no hidden agendas.
What Jellyfin is
Jellyfin positions itself as a free software media system and an alternative to the proprietary Emby and Plex. Media lives on a dedicated server and reaches end user devices through a set of apps. The project descends from Emby's 3.5.2 release and was ported to the .NET platform to get full cross platform support. The README's tone is unusually direct for this kind of project: there are no strings attached, no premium licenses or features, and no hidden agendas.
The server repository and building it
This repository holds the backend server, one of several projects under the Jellyfin organization. The server can host the static files for the web client as well as serving the backend, though the web client itself lives in a separate repository and has to be built from there or copied from an existing installation. Development wants .NET 6 support, and the README suggests recent Visual Studio or Visual Studio Code. You can run the server from the command line with dotnet run or from an IDE, and the default web client address is localhost:8096.
Contributing and the community
Jellyfin runs on all major operating systems except FreeBSD, which the README says is still incompatible. Contributors get pointed at a choose your own adventure guide for where to help, plus a contributing guide and community standards. Translation work flows through a Weblate instance, and communication channels are listed for updates and questions.
Editorial conclusion
The README manages to be both a project pitch and a set of setup instructions without padding either. For someone weighing Emby or Plex, the facts come fast: free software, no premium tier, and a port to .NET for wider reach.
Community notes