The OpenGL SC registry contains specifications of the core API; specifications of Khronos- and vendor-approved OpenGL SC extensions; header files corresponding to the specifications; and other related documentation. The companion OpenGL Registry has related material including the enumerant registry (shared between OpenGL, OpenGL ES, and OpenGL SC).
The current version of OpenGL SC is OpenGL SC 2.0.
OpenGL SC 1.0.1
OpenGL SC 1.0