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A Call for Developers
(jellyfin.org)
Current stable release: 10.10.2
Matrix (General Information & Help)
Matrix (Off-Topic) - Come get to know the team and blow off steam!
Matrix Space - List of all the available rooms on Matrix.
Discord - Bridged to our Matrix rooms
I feel like most of them haven't used C# in the last decade, let alone .NET since Core.