CAMP is a complete interface for MP3 players such as mpg123, xaudio, and amp. It is designed for the console using ANSI graphics, and also supports skins. It has mpg123-jukebox mode support, wich enables seeking in mp3-files. It also has IR remote control support via LIRC, and homebrew parallel port remotes. It can lock your console to the current virtual terminal with password protection, supports MP3 HTTP streaming via mpg123, and has playlist, file list, status, and ID3-edit windows.
Crossfire is a Firefly Media Server client written for the Apple iPhone and the iPod touch. It has support for streaming, browsing, and searching music content. It supports both Mobile Safari and FireFox, but can be configured for various other devices such as Windows Mobile, Symbian, etc.
Cymbaline is a learning music player. It sets a score for each track based on your listening habits, and you can set thresholds to create playlists with your favorite tracks automatically. In random mode, it will play your favorite tracks more often. It also allows album-based navigation: you can start playing the next album, skip 2 albums ahead, go to a specific album, etc. It has a random queue mode where you see a list of randomly chosen tracks that play consecutively. The queue is also built based on song scores.
DJBorg turns your MP3 playlist into a personalized radio station, adding randomly-generated DJ banter between tracks. Song information (based on ID3 tags), news, weather, headlines, and witty remarks are announced via a text-to-speech engine. It is fully customizable via a rules file or Python code. It is compatible with WinAmp and other players that support the .m3u format.
DR14 T.meter is a commandline tool for computing the Dynamic Range of your music according to the procedure used in the offline meter released by the Pleasurize Music Foundation. It is very useful to measure how loud your music is and to understand that a good quality album always has a good dynamic. It's also useful for understanding the effects of the so-called loudness war.
The DashPC car multimedia system is a UI for automobile multimedia implemented in Linux. Its provides a comprehensive interface for MP3, DVD, and CD playback, a radio card interface, and GPS navigation. It features an easy-to-use interface and a modular design. Its functionality is configurable and the system is expandable with the use of plug-ins, which currently include plug-ins for controlling video4linux supported radio cards, viewing images, and running external commands.