On October 4th, a third deck showed up at Technobase, a techno night in Amsterdam. It sat beside the club’s two CDJs and Xone mixer on a spare channel, with an Ethernet cable running into the same Pro DJ Link network as the Pioneer DJ gear. Samuel Prevost built it himself around a Raspberry Pi 4 and a jog wheel pulled out of a CDJ-1000MK3, and posted it to r/DJsetups this week. I couldn’t resist writing it up here on DJTT.
It’s called TriMixxx, and all of it is open source, from the circuit boards up to the network code that talks to CDJs. DJing could use a lot more of this kind of creativity, people building the gear they…





