VirtualDJ - Virtual DJ Software - MP3 and Video mix software for DJs
Youtube-DJ - Mix YouTube songs together
Edjing - Discover edjing and edjing Pro, the most powerful DJ apps for music lovers! Mix on Android, Windows and iOS devices and record then share your DJ sets!
Mixxx - The most powerful free DJ software in the world.
YOU.DJ - Mix SoundCloud music and Youtube videos live in your browser.
Parallel - Listen to music with friends over Spotify at the same time