Many web developers will choose a feature based on if it’s supported in all of the major browsers for maximum reach. What if you didn't have to wait for support from all browsers? In this session, we'll explore the idea of using WebAssembly as a polyfill for the browser(s) that don't yet have the desired feature. We'll create a Web Component that uses WebAssembly to convert an image to a different type, on the fly, if needed.