Connect your server.
Sign in once and Nostalgex turns your library into channels, then drops you straight into the guide.
Free. Uses your Plex account.
Connected
Loading Nostalgex...
or
Running Emby? It connects through the Jellyfin option too.
Has to be reachable over HTTPS. Plain http:// LAN servers get blocked by your browser here, so use the Apple TV app for those.
In Jellyfin, open Quick Connect and enter
Waiting for approval
Your credentials go straight from this browser to your server. Nothing lands on ours.