Imagine loading any track in Mixxx and instantly isolating the vocals, drums, bass, or instruments live, in real time. This is the vision behind our Google Summer of Code 2025 project: “Converting Demucs v4 (Hybrid Transformer) AI model to ONNX format”.

Will be a huge game-changer for DJing; very much looking forward to this.

This is really fascinating. Something to note is that the sample size is narrow focused on experienced developers with particular famous open source projects (average 5 years and 1,500 commits on the project in question).

In my own job I also have a novel, long-term situation so I can really sympathize with the prime slowdowns they identify. AI just doesn’t cut it.