DeSmuME Emulator Screenshots
Mode 0, 1, 2, 3, 4, 5 are now available.
New version will be available with sprite implementation
Some screen shots of devkitpro example
Here's some wip screen shots of new tools added to the next version
Text background are quite well supported (16, 256, ext pal ...)
And corrected BL instruction in thumb mode
WIP version without the new 2D engine
Drop a message on the forum if you find a bug in the tools.
Emulates both CPUs
Direct DMA (not on VBlank or others)
Supports only Mode 0
No support for extended palettes - sorting of backgrounds and sprites
Part of SWI
And YES it does emulate commercial game.