■CGFX,CG,HLSL,FX
Nvidia FX Composer
http://developer.nvidia.com/object/fx_composer_home.html
Nvidia CgFX Viewer
http://www.nvidia.co.jp/object/IO_CgFXViewer.html
■GLSL
ATI Render Monkey
http://developer.amd.com/gpu/rendermonkey/Pages/default.aspx
Shader Maker
http://cg.in.tu-clausthal.de/publications.shtml#shader_maker
glslDevil
http://www.vis.uni-stuttgart.de/glsldevil/index.html
Lumina
http://lumina.sourceforge.net/
HLSL2GLSL
http://sourceforge.net/projects/hlsl2glsl/
HLSLからGLSLにコンバート