Gens32 is based on Gens 2.12 and Gens+ sources. Its main difference from usual gens is that it works in 32x-bit color. Besides all this supports force feedback, "language translate system", can load roms in *.tif format (converter to this format is attached), has a lot of interesting filters, Kaillera support and many other tasty things... Supports loading of large ROMs (13MB).