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.”
System Requirements
- macOS 14 or later
- Intel & Apple Silicon processor

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