NightFox’s Lib is a library written in C, based on libNDS of devkitArm. NightFox’s Lib library contains functions witch making the use of backgrounds, sprites and collision maps easier.

Thanks to http://nintendomax.com/viewtopic.php?t=13983&f=19 for the news.

http://www.nightfoxandco.com/index.php/20111108/nightfoxs-lib-ver-20111108-2/?lang=en