MidiBro is a MIDI file browser and management tool for macOS and Windows—with a VST3/AU plugin for seamless DAW integration.

Organize, search, and audition your MIDI collection instantly. Browse files with visual thumbnails, preview with a built-in synthesizer and drum samples, or use the Connector plug-in that streams MIDI directly to your instrument without leaving your session.

Key Features

  • Three-panel interface (folders | files | preview)
  • Visual thumbnail preview showing note density
  • Lightning-fast search across up to 1M MIDI files
  • Smart Collections with filters (key, tempo, rating, instrument type, genre) and editor
  • 5-star rating system
  • MidiStack to layer files
  • MIDI controller support
  • Drag and drop into DAW
  • AI-powered MIDI variations
  • Drum Mapping
  • Genres and genre editors
  • File list and gallery view to explore your library
  • MIDI Split: Channel Splitter, Chord Splitter, Drum Instrument Extraction
  • Key Shift to adjust musical key and scale (quantize and transpose)
  • ChordFit – Autotune for your file
  • Find similar files
  • Generate Random Set
  • Instant preview with DAW plug-in, built-in synthesizer, or drum kit samples
  • Ableton Link synchronization
  • Optimized for NAS and external drives
  • 100% local processing – no internet required

Warning: This release contains unmodified binaries. The original installer will install to the default location (for the current user): “%localappdata%/Programs/Common/VST3.”

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System Requirements

  • macOS 14 or later
  • Intel & Apple Silicon processor