, often referred to as the "Red Book," which covers up to OpenGL Version 4.5. OpenGL-RedBook Why there is no 10th Edition yet
. Since OpenGL 4.6 (the latest stable version) was released several years ago, the Ninth Edition Opengl Programming Guide 10th Edition Pdf
As of April 2026, the OpenGL Programming Guide 10th Edition has not been officially released by its longtime publisher, Addison-Wesley Professional . The current definitive version remains the Ninth Edition , often referred to as the "Red Book,"