VirtualMIDISynth is described as 'software MIDI synthesizer implemented as a Windows multimedia user driver, accessible as a standard MIDI Out device' and is an app in the Audio & Music category. There are more than 10 alternatives to VirtualMIDISynth for Windows, Linux, Mac, BSD and the Web. The best alternative is Qsynth, which is both free and Open Source. Other great apps like VirtualMIDISynth are Virtual MIDI Piano Keyboard (Free, Open Source), OmniMIDI (Free, Open Source), Free Piano (Free, Open Source) and BASSMIDI Synth Driver (Free).
- Virtual MIDI Piano Keyboard is a MIDI events generator and receiver. View 9 alternatives to Virtual MIDI Piano Keyboard
- Free • Open Source
- The BASSMIDI MIDI synthesizer driver is a freeware SoundFont based Windows MIDI system driver (created by kode54 and Mudlord) for Windows XP, Windows Vista, and Windows 7. View 5 alternatives to BASSMIDI Synth Driver
Replaced by https://github.com/KeppySoftware/OmniMIDINo screenshots yet
You can use this to make midi output sound good, with the right soundfont ( I recommend "FluidR3 GM.SF2" ).