Supersearch the web by searching different sites in one go. Set it up to your taste! TL:DR Supersearch the web! Type 'ss web paint api' and start learning about the paint api :) This will search in:

1. developer.mozilla.org/en-US
2. developer.chrome.com/docs/extensions
3. caniuse.com/
4. whatwg.org

For some sites it will search through a web-engine!