Mixxx - The most powerful free DJ software in the world.
VirtualDJ - Virtual DJ Software - MP3 and Video mix software for DJs
Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
Mixmeister - Create custom party mixes, burn CDs, or add special effects to MP3s with this line of DJ software for the novice and pro. Offers free trials and user community.
Cross DJ - Mix, scratch, sample, record: rock great parties with top-DJ features.
AmpliTube - Guitar Amp & FX modeling plug-in • Amp, Stomp, Cabinet + Mic, Rack FX modeling