WebGL exercises some new corners of the OpenGL interface that many drivers weren't prepared for when WebGL arrived, so browsers tend to have an extensive blackl

WebGL exercises some new corners of the OpenGL interface that many drivers weren't prepared for when WebGL arrived, so browsers tend to have an extensive blacklist: if you have a driver on the list, you won't get WebGL. On a rolling release like Debian Testing, with well-supported hardware like the Intel Ivy Bridge integrated GPU, WebGL has always worked beautifully.