Tanuki3DS v0.5.0 is released. Tanuki3DS is a 3DS emulator for MacOS and Linux written in C which aims to be simple, fast, and compatible. Currently it can play a handful of games at full speed and supports some nice features like controller support and video upscaling.

Tanuki3DS Changelog:
GPU emulation improvements:
correct lighting emulation
normal mapping, shadow mapping
fog
Camera and Mic support
Motion controls fixes
New game list UI
Other misc fixes/improvements

Download: Tanuki3DS v0.5.0
Source: Here