xwax!

Mixxx is a free & opensource MP3 DJ Mixing app.

Traktor Pro, offers seamless looping, effects, automatic beat-gridding of tracks, advanced beat detection and Sync Lock for automatic synchronization of tracks, a 4-channel mixer, emulating the Xone:92 4-band EQ and filters by Allen & Heath and three other equalizer models, real-time track management with incremental search, artwork browsing, iPod and iTunes compatibility, automatic gain control, integrated recorder supporting internal and external audio input, support for multiple MIDI controllers and advanced MIDI assignments, as well as the syncing of external gear through MIDI clock functionality. »

Serato DJ delivers all the features and performance to meet the demands of DJs at the top of their game and sets the new standard for controller DJs.

Mix, scratch, sample, record: rock great parties with top-DJ features.

Deckadance is a DJ mixing application that works either as a standalone program OR as a VSTi inside your favourite host. Deckadance itself can also host any VST compliant softsynth or effect.

DJ Mixer Professional is the complete DJ mixing software solution for Windows. offering audio, video, and karaoke mixing ability. This ground breaking software is designed with rock-solid 4 DJ deck coupled with a powerful DJing tool offering visual effects and creative transitions. DJ Mixer Professional includes a lot of professional features, and over 80 hardware controller support, allowing you to mixing your music and video on the fly. With its cutting-edge beat-lock engine, your audio will always stay on the beat, and you can work your mixes incredibly faster than any other DJs. DJ Mixer Pro's innovative feature set, reliable mixing platform and easy-to-use interface will insure that you "Rock the House" every night. perfect automated beat matching, vinyl simulation, precise BPM counter, seamless live looping, smart sync between the 4 DJ decks, tempo shifting, smooth crossfades, KeyLock, sample decks, pitch shifting, external effects, crossfader curve, perceptual automatic-gain, iTunes browser integration, plus many more advanced features are all at your finger tips. It is best choice for club DJs, mobile DJs, video DJs and entertainer. Also great for Discos, Pubs, Restaurants, Night Clubs, and even Retail Stores as an automated music/video system. It is used around the world by bedroom DJs and professional superstars alike. »

Internet DJ Console is a project started in March 2005 to provide a powerful yet easy to use source-client for individuals interested in streaming live radio shows over the Internet using Shoutcast or Icecast servers.

TerminatorX is a realtime audio synthesizer. This software allows scratching audio data (wav,ogg,mp3, etc.) the way hiphop-DJs scratch on vinyl records. It features multiple turntables, realtime LADSPA effects, a sequencer and MIDI interface. The software is available under the terms and conditions of the GNU GPL2

tuna-player - Linux MP3 player able to modify the sound with Tuna.js API.

Online DJ Mixer App created with HTML5 Web Audio API, powered by the SoundCloud music and EchoNest analysis info.

CuteDJ is the most powerful and versatile DJ software on market. With Professional mix and scratch engine, you can mix your tracks traditionally as well combine and loops in a non-linear way, using it as a powerful live remixing tool. Whether your songs come from iTunes or from your hard drive, simply drag & drop your favorite musics onto the deck or into the playlist and you are ready to go. CuteDJ - DJ Mixing Software now supports a range of DJ controllers for even more control when in the mix. Perfectly tuned presets for any controller, precise operation and ensure an authentic DJing experience. In addition to essential auto beat-mixing, harmonic mixing, vinyl simulation, VST effects, timecoded support, cueing, synchronize beat-looping and MIDI mapping of all major controllers, CuteDJ's offers superior stability and mixing performance you require for each and every performance. »

itDj is a Commercial Dj software (with limited free trial) - (the trial download isn't apparent, on the website, it can be downloaded here: http://www.itdj.com/download ) itDj lets you beat-match, scratch and add effects to your music in iTunes and on your Mac. It works with your music in iTunes and includes powerful DJ effects, beautiful turntables and informative waveforms. itDJ has an auto-DJ feature which uses the built in beat-detection to automatically beat-match your music.