WP WebPNative

This module provide a reliable webp solution, without configuration.
Supported file formats are JPEG and PNG up to 8 megabytes.

Module look for compatible media images, sends them to an API which is convert them.
They are saved next to the original file.
When a visitor is on your site, “HTML Transformation” function take care to provide the WebP version.
This function can be disabled because some web server takes care of presenting the file themselves.