node8 A SIMD Interpreter for Genetic Programming on Graphics Cards

General Purpose GPU Software Options

Most software developed for GPUs is, naturally enough, aimed at their use as graphics engines. However there is increasing interested in using them (and CELL processors, XBox, PS3, game consoles) for general purpose computing: GPGPU.

Microsoft Research. Microsoft windows/DirectX
Cf. Simon's talk.
BrookGPU
GPU specific assemblers
nVidia CUDA
Cg. Created by and supported by nVidia. High level. Aimed at graphics applications. (nVidia GPUs only?)
Sh meta-programming, High level, C++, OpenGL/DirectX, Free, Microsoft, Linux, Mac, SorceForge but no longer active. Replaced by
RapidMind High level, C++, OpenGL/DirectX, Microsoft, Linux, not Mac (yet), CELL as well as GPU. Supported Not free but academics can get a developers license on request.