Noo
Music composer, game designer and cybermancer.
Saviour Machine!
Maybe this: https://tournesol.app/ could be of some help ?
Yes I know.
As I say using copyleft work on other platforms is doable. On YouTube it’s doable if you make a derivative work, but on peertube ou dogmazic.net for instance it is perfectly fine.
But as I say maybe I understood wrongly the initial question…
Maybe I am understanding you wrong, but the all point of copyleft is to allow people to share your work on other platforms.
You can use the licence you like, with the accesses you fancy for you audience.
I made a remix of this entire album, if anyone’s interested it aim to get closer to the traditional korn sound (but there is still some dubstep inside) : https://m.youtube.com/watch?v=oUGphAGHX1Q&pp=ygUKS29ybiByZW1peA%3D%3D