IDesk gives users icons on their desktop. Features include transparency, configurable actions to run shell commands, PNG, SVG and GIF image support, and XFT anti-aliased fonts
Raspberry2D lightweight library to access Raspberry PI's hardware video surface through OpenGL ES. Supports textures and tile-based drawing, easy to integrate
Gumboot is a configurable bootloader for Wii, aimed at running Linux with customizable kernel command line without the need of recompiling for every change.