Airfoil - This software is from the Rogue Amoeba company, built to run on Mac and Windows platforms. It’s an audio-based software that allows the computers sound to play over a network device. Read more about Airfoil.
Rocket Broadcaster - Broadcast live to your internet radio station (Icecast, SHOUTcast, and more).
AudioRelay - Listen to your PC audio, use your phone as a mic or stream audio from your phone
SHOUTcast Radio - SHOUTcast Radio is the home of free Internet Radio.
SoundWire - SoundWire does audio mirroring (audio cast). You can use any music player on your PC or laptop like Spotify, YouTube, or iTunes and stream low-latency live sound over WiFi directly to your Android device.
Streampusher - Start your own internet radio station