The glVertex library emulates the legacy OpenGL API, which has been deprecated in OpenGL core profiles. It is also a convenience wrapper around GLSL shaders, VBOs and FBOs.
AQUYNZA is a set of C++ libraries, sample programs and doc's for the modelling, visualization and persistence of 3D environments. Its modular and highly portable. Its primary objective is helping to learn (and teach) computer graphics. (code in SPANISH)!