#Audacity now provides "AI" effects to do a bunch of interesting stuff:
https://www.audacityteam.org/blog/openvino-ai-effects/
The Music Separation feature seems to be quite similar to what Deezer developed back in the days:
https://github.com/deezer/spleeter
I still haven't taken the time to try this yet, but having this feature baked directly in Audacity is really nice!
GitHub - deezer/spleeter: Deezer source separation library including pretrained models.
Deezer source separation library including pretrained models. - GitHub - deezer/spleeter: Deezer source separation library including pretrained models.GitHub