SoX is a cross-platform (Windows, Linux, MacOS X, etc.) command line utility that can convert various formats of computer audio files in to other formats. It can also apply various effects to these sound files, and, as an added bonus, SoX can play and record audio files on most platforms.
Siren is a text-based audio player for UNIX-like operating systems. Various aspects of Siren have been inspired by cmus. Siren is distributed under the ISC licence.
Siren supports Ogg Vorbis, MP3, FLAC, WavPack, WAVE, AIFF and a few other file formats. Playback is possible through sndio, PulseAudio, ALSA, OSS, Sun audio and libao. Siren has been tested on OpenBSD, NetBSD, FreeBSD and Linux.
fIcy is a small icecast/shoutcast stream grabber suite for use under shell environment. Its goal is to automatically rip a stream into user customisable files. It will work with ICY compatible streams, allowing you to either to save the stream to disk or to pipe the output to a media player, or even both. fIcy, among other uses, is ideal for batch/unattended recording of radio programs and stream debugging.
Air Playit is a video streaming software designed to stream videos audios to Apple iPhone, iPad, iPod touch and Google Android OS mobile devices. Air Playit is capable of streaming 320 different video & audio formats to your mobile devices via WiFi and 3G/4G network. It acts as your personal audio video cloud server and lets you watch videos on the go.