A long time ago I did some proof of concept work to do GPGPU operations in the browser with regular webGL, it kind of worked: http://learningwebgl.com/blog/?p=1

A long time ago I did some proof of concept work to do GPGPU operations in the browser with regular webGL, it kind of worked: http://learningwebgl.com/blog/?p=1828#comments http://learningwebgl.com/blog/?p=1828#comments I did look into using the same technique to implement bitcoin mining in glsl. My opinion is that it is possible, but not straight forward and probably not worth it, but still a pretty f'ing cool concept.