This WordPress Plugin for WebP image uploads enabled WebP image uploads into the media library. It will also add a class to the body tag for CSS selectors. This is helpful for setting background images. Example: selector { background: url(‘images/example.jpg’); } body.supports-webp #selector { background: url(‘images/example.webp’); } Use the function webpSupported() in template files to conditionally show WebP images. Example: if (webpSupported()) : WebP image here else: Image with other fallback format here endif; Major features in WP Enable WebP include: Enabling WebP Image uploads into the media library. Browser detection that adds a class to the body tag indicating WebP is supported by the browser. Helper function to use in theme template files to check if the browser supports WebP image format.