This is an active topic for browser based machine learning. Try searching around "Neural Nets in WebGL". Trick is to avoid CPU lookup via glReadPixels() as that

This is an active topic for browser based machine learning. Try searching around "Neural Nets in WebGL". Trick is to avoid CPU lookup via glReadPixels() as that sync will be slow. Create one giant texture atlas. And leverage GLSL shader calls for parallelism. TensorFire https://tenso.rs/ https://tenso.rs/