PXR MIDI Player

PXR MIDI Player detects GM, GS and XG formats automatically, respects the nuances of multi-port files and gives you real-time channel visualisation, lyrics display, SysEx monitoring and more, all in a native macOS interface designed to feel at home on your desktop.

Connect any CoreMIDI-compatible hardware or software synthesiser and enjoy rock-solid playback routed directly to your device with sub-millisecond timing accuracy. Whether you have a Roland Sound Canvas, a Yamaha MU-series module, a modern SoundFont player or anything in between.

Key Features

• Plays any Standard MIDI File (Type 0 and Type 1, .mid, .midi, .kar):
• Works with any CoreMIDI-compatible hardware or software.
• Fully supports General MIDI, GM2, Roland GS and Yamaha XG standards with automatic format detection.
• Built-in synthesiser with custom SoundFont (.sf2) and DLS support.
• Comprehensive voice libraries covering GM, GM2, Roland GS (SC-55 through SC-8850) and Yamaha XG (MU80 through MU2000, including PLG expansion voices).
• Simple drag and drop operation for files and folders.
• Up to 64-channel support for multi-port MIDI files.

Key Controls

• Play, pause, stop, and seek to any point in the timeline.
• Per-channel solo and mute with interactive volume and pan adjustment.
• Shuffle, repeat, and auto-advance playlist modes.
• Real-time search, sort, import and export of playlists (.m3u).
• Media key support for play, pause, next and previous track.

• Playback queue for inserting tracks to play next without disrupting playlist order.

• Beat indicator ring on the play button, pulsing in time with the current tempo and time signature.

Visualiser & Display

• Format-themed LCD display showing track title, device name, port activity and real-time note count, with GS Display Dot bitmap animations driven by SysEx from the MIDI file.

• Per-channel instrument names drawn from comprehensive GM, GM2, Roland GS and Yamaha XG voice libraries, updating in real time as program and bank changes are received during playback.

• Dual speaker LCD panels displaying 16-channel level meters per speaker, mirroring GS bitmap animations from the main display.

• 16-channel visualiser with note velocity, volume, pan, expression, reverb, chorus and controller data.
• Multiple display modes: segmented meters, scrolling piano roll and per-channel 88-key keyboard view.
• Compact layout for smaller screens or side-by-side use with the playlist.
• Mini Player mode with a format-themed LCD display (GM blue, GS orange, XG green).
• Animated speaker visualiser with responsive cones and LED meters.

Additional Features

• GS map mode selection per file (SC-55, SC-88, SC-88Pro, SC-8850 Native) with automatic detection from embedded SysEx.

• XG mode switching between XG Basic and XG Native.

• Synchronised lyrics display with word-level karaoke highlighting, key transposition and melody channel mute.
• SysEx console with real-time decoded logging of Roland GS and Yamaha XG System Exclusive messages.
• Performance Mode with a virtual 88-key keyboard, pitch bend and modulation wheels, full voice selection across all four standards, and MIDI keyboard input routing.
• Multi-port presets for assigning channel ranges across up to four MIDI output ports.
• Chapter and marker navigation for MIDI files with embedded markers.

• Detailed file info panel showing track structure, channel usage, event counts and format metadata.

• Automatic update checks.

Pricing & Availability

PXR MIDI Player is a free download with an optional pay-what-you-like contribution to support development. Available from pixelrefresh.com.

System Requirements

• PXR is a free MIDI Player for macOS requires macOS 14.0 Sonoma or later. Supports both Intel and Apple Silicon.
• Current status: Public Beta.