Breakfree Audio

TuneBlade is a simple tray utility that lets you stream system-wide audio to AirPort Express, Apple TV, AirPlay enabled speakers and HiFi receivers, and to AirPlay audio receiving applications such as ShairPort, XBMC/Kodi and TuneAero

TuneRelay is a nifty utility that runs on Windows PCs, it receives AirPlay audio from any AirPlay sender and relays it to multiple AirPlay receivers simultaneously while keeping the quality and synchronization unaffected

TuneAero is an AirPlay audio receiver. Apple devices such as iPhone, iPad, iPod Touch, Mac and Apple TV have built-in support for streaming audio from any application to TuneAero. Not only Apple devices can stream to TuneAero, applications (such as TuneBlade) on other systems enable streaming all audio to TuneAero. iTunes can also can stream audio to TuneAero.