Demucs Python Packages

demucs-mlx

Split any song into stems — vocals, drums, bass, and more. Fast music source separation for Apple Silicon, powered by MLX.

mlx-audio-separator

MLX-native audio stem separation for Apple Silicon (Demucs, MDX, MDXC, VR, Roformer).

all-in-one-mlx

Apple Silicon MLX port of All-In-One music structure analysis (tempo, beats, downbeats, segments).

demucs-onnx

Working ONNX export + inference for HT-Demucs FT (htdemucs_ft). Solves the 4 export blockers no other tool handles.

unblend

Modern source separation

all-in-one-mps

Apple Silicon PyTorch/MPS port of All-In-One music structure analysis (tempo, beats, downbeats, segments).

unmixer

Create and explore isolated tracks from music files

remucs

Demucs wrapper for remixing audio files with additional customizations

uncompose

Open-source music separation.

uvr-headless-runner

Production-ready UVR5 CLI & Docker image. Run SOTA separation models (Roformer, SCNet, MDX, Demucs, VR Architecture) on headless GPU servers without dependency hell.

stem-separator

A script to automatically separate YouTube Audio or .mp3's into individual stems.