this is a list that contains some of the systems that Furnace supports, as shown in the New File dialog. each chip links to a page with information and a list of supported effects.
some systems have alternate chips, such as the Sega Genesis having a YM2612 or YM3438 depending on the model. this list shows the default configuration.
this is the full list of chips that Furnace supports.
Furnace also reads .dmf files with the Yamaha YMU759 system, but...