multi singer seperation - SERP Analysis

https://mvsep.com/en

https://www.audioshake.ai/multi-speaker-separation

https://www.reddit.com/r/audioengineering/comments/153lrgl/how_do_you_isolate_multiple_vocals_within_a_song/

https://www.splitmysong.com/

https://www.audiostrip.com/

https://www.lalal.ai/lead-back-vocals-remover/

https://phonicmind.com/

https://www.gaudiolab.com/gaudio-studio

https://voice.ai/tools/stem-splitter

https://medium.com/%40limwenqing/karaoke-chaos-part-i-multi-singer-separation-70c3e21f7a54