Ant Media Server - Scalable, Ultra Low Latency & Adaptive WebRTC Streaming Ant Media Server provides Scalable Ultra-low latency (0.5 seconds) Adaptive Live Streaming with WebRTC. It supports RTMP, RTSP, Zixi, WebRTC, Adaptive Bitrate, HLS and MP4 recording.
Linux Show Player - Sound player designed for stage productions
Red5 - Red5 is an open source Flash media server for live streaming solutions of all kinds.
QLab - QLab, Live show control for Mac OS X.
MistServer - MistServer is a lightweight, open-source multistandard multimedia server.
Sound Byte - Sound Byte is a computerized cart rack machine for the Windows and Macintosh - play mp3, WAVE, AIFF, and other sound files at the click of a mouse