Media Webp has been designed to help you fully automate the management of webp images on your WordPress website.
When a compatible image is uploaded to your sites media library corresponding webp images will be generated. Giving you the advantages of webp images without having to maintain matching images yourself.
This plugin also updates any existing webp images if the associated attachment image is altered through the admin interface.
Included is the option to allow this plugin to generate webp images for your theme when it is made active or switched too.
The plugin has built in tools to generate webp files from existing images both within your upload media and the active theme folders.
Too enable your server to send webp images you will need to include a small block of code at the top of your .htaccess file. This will allow your server to check if the requesting browser accepts webp images and if there is a corresponding webp image. Full instructions are available on the settings page.
What this plugin does NOT do.
Alter any existing images that do not have the webp extension.
Delete any images that do not have the webp extension.
Alter any .htaccess file(s) for you.
Screenshots
Once the plugin is activated you can see if webp images are being sent using Google Chrome.
Any attachments that have corresponding webp images will have this logo in the top left corner in both grid and list views. You can turn this off.
If a image does not have webp images but it is possible to, you will see this button when viewing the image.
On the tools page you can generate images from existing media for both your upload and theme folders.