Palette Modular Controller
Palette is a collection of knobs, dials, sliders and buttons that you can snap together to create a customized interface for various programs. Available in aluminum or wood, with RGB LED border lighting. OSX Only at launch though.
Crowdfunded projects pose a degree of risk for buyers, so be sure to do your research and fully read the seller's detailed description and production plans before plunking down your hard-earned money.