JDJ is a Java based freeware. It's a music player specially designed for friends' DJs, very simple to use.

Features

• 2 players with automix between songs
• 1 pre-listen player
• Multi-sound cards support
• Indexing of thousands of songs in a single efficient database (mp3 supported in the first version. Others will be supported later : ogg, wav, ..)
• Direct search / selection over all songs in the database
• Playlist offering the possibility to manage songs by named groups

Related Hardware:
Review of DJ Speakers

New in 0.4.6

• Not accessible songs are displayed in red in playlists
• Vu-meter and sound profile visualisation
• Mixing time range displayed on the progress bar
• Few optimizations for more efficiency and stability