midiChords is a comprehensive MIDI chord mapping plug-in designed to transform any input note into multiple output notes, enhancing musical creativity and performance. It features intuitive keyboard and guitar-style fretboard views for easy chord input, allowing users to enter chords by clicking directly on the display, using MIDI Learn, or typing intervals and note names. This flexibility makes it suitable for both keyboardists and guitarists seeking to expand their harmonic possibilities.

The plug-in supports advanced chord management, including saving and loading chord shapes and keyboard mappings as simple text files, which can be accessed through menus within the interface. It allows for basic strumming patterns and the ability to copy and paste chords across different trigger notes. midiChords also offers multichannel chord output, where each note in a chord can be assigned to various MIDI channels, and includes optional chord name recognition for easier identification during production.

Additional features include velocity-sensitive output, enabling dynamic expression, and transposition options to play chords in different keys effortlessly. Users can assign up to 128 unique chords in Full mode, repeat a set of 12 chords across octaves, or transpose a single chord globally across the input range. With 128 internal programs and optional MIDI program change support, midiChords provides extensive customization for live performance and studio use.