WoopsiGfx is a C++ 2D graphics library for the Nintendo DS, derived from the Woopsi GUI framework. It allows the developer to create and manipulate bitmaps using a comprehensive set of drawing tools. It includes an extensible font system for drawing text to bitmaps, and features support for packed monochrome and 16-bit fonts out of the box.

Thanks to http://www.nintendomax.com/viewtopic.php?t=12145&f=19 for the news.