Airfoil for Mac helps you send any audio from your Mac to AirPlay devices all around the house.
Airfoil for Windows helps you send any audio from your Windows machine to AirPlay devices all around the house.
Airfoil Speakers Touch makes your iPhone, iPad, or iPod Touch an audio receiver. Receive audio on your iOS device from Mac OS X or Windows.
Airfoil can send audio to dozens of different devices. Click for a full list.
Airfoil
Wireless audio around your house
Audio Hijack Pro
Record any audio
Fission
Simple & lossless audio editing
Nicecast
Create your own internet radio station
Piezo
Charmingly simple audio recording