melonDS v0.8.2 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:
• fix GL renderer not working at all on certain setups (RSDuck)
• add 32bit writes to certain IO ports (fixes some freezes)
• OpenGL: disable vsync under Windows
• fix bug when mapping a joystick axis but no button
• set kMaxIterationCycles to 64 (old value 16)
• fix potential crash when pressing Escape with menus opened
• OpenGL: remove shitty hack
• OpenGL: better lines
• fix potential crash when closing emu

Download: melonDS v0.8.2
Source:Here