clients

greg

A command-line podcast aggregator. Uses rss.

castget

Automatic podcast downloader and tagger. Can be used with mpd. Also uses rss.

antennapod

Android/lineage os client.

id3

Music tag tool. Can be used to add additional tags.

https://f-droid.org/en/packages/de.danoeh.antennapod/

Well made graphical podcast client for lineage os.

podcasts

https://revolutionaryleftradio.libsyn.com/

https://redmenace.libsyn.com/

https://guerrillahistory.libsyn.com/

https://directory.libsyn.com/shows/view/id/therednation

https://citationsneeded.libsyn.com/

https://podbay.fm/p/trillbilly-workers-party/

Some new ones to checkout in recommended media.