3DSemu commonly known as 3DS Emulator is a closed source nintendo 3ds emulator for windows. 3DSemu name is derived from 3ds emulator (in short emu). 3DSemu is capable of emulating nintendo 3ds games in Windows platform with some minor errors/bugs which will be fixed soon in v 3.0. The emulator doesnot work in Linux, MAC OS or Wii and we are not planning to make one for these platforms.
What's in 3DSemu v 2.1 :
If you are facing any crashes while playing any game, it is recommended that you restart the emulator for better performance. For some games you should probably check the "Disable Fog" option under "Emulation" settings.