XPMCK is a music (expressed in MML) compiler kit targeted towards various video game systems. It currently supports the following systems:

* Capcom Play System (VGM output)
* Commodore 64
* Nintendo Gameboy / Gameboy Color
* SEGA Master System
* SEGA Game Gear
* SEGA Genesis

Besides the compiler and its source code, the kit includes playback libraries for all supported systems, as well as examples and brief documentation.


Tempo settings up to 300 BPM are now supported.
Fixed some bugs in the handling of duty cycle macros in the GBC player.
Channel 3 on the GBC is now allowed to go down to C in octave 1.