24th March, 2009 – GDC, San Francisco, CA – The Khronos™ Group announced today it has publicly released the OpenGL® 3.1 specification that modernizes and streamlines the cross-platform, royalty-free API for 3D graphics. OpenGL 3.1 includes GLSL™ 1.40, a new version of the OpenGL shading language, and provides enhanced access to the latest generation of programmable graphics hardware through improved programmability, more efficient vertex processing, expanded texturing functionality and increased buffer management flexibility. OpenGL 3.1 implementations are expected shortly from multiple vendors…
http://www.khronos.org/news/press/releases/khronos-releases-streamlined-opengl-3.1-specification/