An open source and free music notation software
MIDI libraries for Qt/C++
MIDI Devices, Files and Sequencing Components for Delphi 10.x VCL/FMX
Converts between many 3D data formats
3D Engine with some extra features based on the D3x3D Engine for VB6
Convert between SMF (Standard MIDI File) and RMID (RIFF MIDI) format
Bulk extractor for Ensoniq-formatted disk images
Perl script / Arduino sketch for converting MIDI to C