makes it possible to combine high-level features with custom low-level implementations for example custom shaders. tries to do stuff in a few simple lines of code. aims to be as explicit as possible ...

You can also use glutin (a pure Rust alternative to GLFW), but the API is a bit different, so following the tutorials might not be as straight-forward. You might be tempted to use glium instead of raw ...

The Khronos Group, arbiters of the OpenGL 3D specification and a range of related specifications, has announced version 3.1 of OpenGL ES, its 3D API oriented toward mobile systems.