If you're unfamiliar with it, Trotmania large project made using the music from the brony community for the open-source dance game Stepmania and also come with its own custom theme and noteskins. Trotmania V: Shrive is the latest to be released and I will have 2 new songs featured on it.

It will be released soon so be sure to check for its release.
trotmania.ponyvillefm.com/