Free squeezebox controller.
Browse your library by album or artist, and has search functionality. Handle players groupings and volumes.
Mimics Groove look and feel, and downloads artists data from an online database (to increase responsiveness, it fetches data when an artist is first opened and caches the result, which is displayed from the second time an artist is opened).
If a player is running on max2play (https://www.max2play.com) it displays the equalizer.

Apologies, I don’t have much time to work on this, but I will try my best.