djay is a free virtual decks plugin developed by Algoriddim. Compatible OS(s): iOS.
The djay DJ app for iPhone, iPad, and Android lets you mix all your local music and millions of songs directly from Spotify.
http://www.algoriddim.com
djay
BitMeex
BitMeex is a free virtual decks VST, VST3 plugin developed by beatassist.eu. Compatible OS(s): Windows 64b.
BitMeex it’s a Djing/Mixing VSTi Software that runs inside a DAW or VSTi Host.
BitMeex simulates 2 decks with basic features enough to mix your songs. This software only runs .wav and .aif files and is designed for beginners.
The MIDI can be mapped by “right-clicking” a control of BitMeex and turn the MIDI control of the controller.
For now, BitMeex is only distributed as 32-bits version for Windows, but a 64-bits version is being thought.
https://www.beatassist.eu