OpenDarwin.org, jointly founded in April 2002 by Internet Systems Consortium, Inc. (ISC) and Apple, is an attempt to take cooperative Darwin development to the next level.
The Industry's Foundation for High Performance Graphics
As a research institute the Open License Society researches and develops a unified, coherent and cost-efficient development methodology for systems, with an initial focus on embedded systems.
OpenML - Khronos Group (2,900)
OpenML is a free, cross-platform programming environment for capturing, transporting, processing, displaying, and synchronizing digital media (2D and 3D graphics, audio and video processing, I/O, and networking).