Private Internet Access allows port forwarding

You can just go to https://torrentio.strem.fun/configure and use all their trackers.

Real Debrid does seed, unreliably but it does. Debrid-Link seeds like a regular seedbox which is really nice. Unfortunately it isn’t nearly as well supported as Real Debrid.

Torrents+Real Debrid and IPTV have taken care of all my media streaming needs.

I do have Sonarr/Radarr setup, but streaming via debrid works so well I haven’t needed to use them much.