Visitors won’t stick around if your site is slow. Speed things up with simple fixes like removing unused themes and plugins, installing a CDN or switching web hosts.

Automatically add the new `loading` attribute to images and oembeded iframes within your content to support native image lazy loading.

If images aren't loading fully or at all in Google Chrome, here are a few things to try and figure out where the problem might lie.

While browsers increasing support the loading attribute for lazy-loading images, this does not apply to CSS background-images. As a result, developers often need to build a custom solution to addre ...

Mozilla has added support for lazy loading of images and iframes in the latest Nightly build of Firefox. It's disabled by default but enabling it to try out is simple enough, here's how to do it.

Mozilla is adding support for Google Chrome's native image lazy loading feature and it is now available for testing in the Firefox Nightly builds.