WebGL is a JavaScript API that allows you to render high-performance 2D and 3D graphics inside any compatible web browser without using plug-ins. It is based on OpenGL ES 2.0 and provides a low-level interface to the computer's Graphics Processing Unit (GPU). Core Concepts
Small programs written in GLSL (OpenGL Shading Language). WebGL: Up and Running
Inputs that remain the same for the entire draw call (like light position). Why Use WebGL? WebGL is a JavaScript API that allows you
Inputs that change for every vertex (like position). WebGL: Up and Running