Instance is hexbear.net, check it out for yourself, doesn’t work in browser for me without an account but it does work in liftoff without one for some reason.
It is weird that a lot of commenters here want to tell you what they are but don’t say how to find this information by yourself.
There are no downloads on dbzer0, it’s a discussion community but go off I guess.
Try ttv-lol-pro, it works for me.