a game programming library for C/C++ developers distributed freely, supporting the following platforms: DOS, Unix (Linux, FreeBSD, Irix, Solaris, Darwin), Windows, QNX, BeOS and MacOS X. It provides many functions for graphics, sounds, player input, etc..
a highly portable multimedia player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ...) as well as DVDs, VCDs, and various streaming protocols. It can also be used as a server to stream in unicast or multicast in IPv4 or IPv6
a flexible audio converter software, which is able to convert in a batch mode between a lot of audio formats. Additionally the Transcoder uses plugins to add more functions for transforming and playing audio files.
a DivX / XviD backup utility. With support of DVD sources and other MPEG2 sources (such as DVB captures and transport streams) encoding into your favorite MPEG4