EarMaster - Professional software for ear training and practical music theory on Windows and Mac.
Google Music Lab - Interactive experiments that use the Web Audio API
GNU Solfege - GNU Solfege is free music education software.
YuMe - A multi-screen video advertising company providing digital video brand advertising solutions.
Perfect Ear - A simple yet advanced application for improving your solfege skills.
Cheese Posties - Ready-to-grill cheese sandwiches in the mail