iamar browser is a GPU web browser that displays 3d specific contents. Instead of html, it run on a scripting language called semblis. Together with mesh made from blender, it makes 3d game production extremely easy.
GtkGLExt is an OpenGL extension to GTK+. It provides additional GDK objects which support OpenGL rendering in GTK+, and GtkWidget API add-ons to make GTK+ widgets OpenGL-capable.