how to make pixel art non blurry on canvas export?

Pixel art can export with a resized canvas (as is the tried and tested way of Flash since the old days) crisply, like so:

But since browsers no long support .swf, we are limited to Canvas export, however, the same resized canvas output looks like this:

It would be nice if images set to not allow smoothing, were outputted without bilinear upscale filtering in Canvas for use with pixel art contents.