melonDS v0.9.1 is released. melonDS is an open source Nintendo DS(NDS) emulator. melonDS is part of a second wave of DS emulators. There are a few other emulator projects that are part of it, which you might have already heard of. Either way, check them out!

melonDS Features:
* almost-complete 2D graphics
* 3D graphics (software renderer) with texturing, alphablending, lighting
* input: keyboard and joystick, touchscreen
* backup memory
* booting from the BIOS
* resizable video output window, preserving aspect ratio of individual screens

melonDS Changelog:
add fullscreen hotkey
remove hardcoded F11-debug key (oops)
fix some gaps in the IO handlers
add ability to run unlaunch'd DSi NANDs
add preliminary camera support (feeds fixed stripe pattern)
fix potential bugs with tight timers (fixes ZXDS)
SPU: small optimization to the mixer
better framerate limiter
fix several JIT issues
GPU: lay bases for EVIL PLANS
GPU: emulate separate scroll register for 3D layer scrolling
some corrections to the ROM savetype list
a bunch of misc fixes, as usual

Download: melonDS v0.9.1
Source:Here