Mixxx is an open source DJ tool designed for both professional and amateur DJs alike.
Mixxx allows DJs to mix music live with a clean, simple interface. Futhermore, Mixxx has a number of key features to help DJs in the mix: Beat estimation, parallel visual displays, and support for various DJ hardware controllers.
There is a great new tutorial for using the Mixman DM2 with Mixxx on Linux by Jan Jockush on Youtube.
Mixman DM2 with Mixxx Tutorial
https://launchpad.net/mixxx/+announcement/241
how_to_match_beats
http://www.mixxx.org/wiki/doku.php/how_to_match_beats
Simple playlist creation and music collection management
http://www.mixxx.org/wiki/doku.php/simp ... management
