Here's a cute open source app for doing speech-to-text (using AI models i think - you can choose which model). This was waaaay too slow on my linux machine, but will try on the macos as well.
ethanndickson/iina-lastfm: mpv script to scrobble songs played through iina to last.fm
this is too complex for me to understand right now. Looking for a good music app on macos that will play .ogg files and scrobble to Last.fm. Urgh, challenging. Here is an option for scrobbling from iina (the excellent mpv client for mac)