NitroSwan v0.6.4 is released. This is a Bandai WonderSwan (Color/Crystal) & PocketChallenge V2 emulator for the Nintendo DS.

NitroSwan Changelog: Added alternate joypad layout.
Fixed unsigned mul on ASWAN.
Fixed immediate mul.
Fixed 32/16 division.
Fixed IO register differences between mono/color mode.
Optimized 16-bit signed mul.

Download: NitroSwan v0.6.4
Source: Here