UniMIDI Hub is a groundbreaking software application designed to facilitate MIDI control across multiple platforms, making music accessible to individuals with diverse abilities. Developed in C++ with the JUCE framework, it offers seamless compatibility with both macOS and Windows. The software features an intuitive interface with customizable colored pads (ranging from 2 to 12 buttons per screen) that can be activated via standard or special input devices, including eye-trackers, typing keyboards, micro-switches and game controllers. Users can configure each pad with specific MIDI events, channels, notes, chords, velocities, delays, colors, and keyboard shortcuts, enabling comprehensive MIDI control and enhancing accessibility to music and sound creation.