lehmannlabs

LehmannLabs WebP Optimizer is focused on one core goal: faster page load times.
The plugin converts your WordPress images to WebP and serves WebP files on the frontend whenever available. This reduces image payload and helps improve Core Web Vitals and user experience.
It was developed for WordPress websites built with Elementor and works well with typical Elementor image output (including image widgets, carousels, and background image use cases).
Unlike many plugins in this category, LehmannLabs WebP Optimizer is fully free to use, with no advertising, no tracking, and no premium upsells.
Tested with: 
– Elementor v3.35.6 
– Elementor Pro v3.35.1
Key benefits: 
– Faster frontend image delivery through WebP replacement 
– Completely free, with no ads and no paid upgrades 
– Optional auto-conversion on upload 
– Batch conversion for existing media 
– Safe fallback strategy and backup/restore tools 
– No external API calls, no tracking
Main features: 
– WebP generation for full-size and intermediate image sizes 
– Output modes: 
 – Picture mode (recommended): WebP source with fallback image 
 – Direct mode: direct URL/srcset replacement to WebP when available 
– Original image backup to <code>uploads/slimage-backup/YYYY/MM/</code> 
– Optional resize with configurable maximum edge length 
– Batch tools in wp-admin: 
 – Scan & Optimize 
 – Delete WebP Files 
 – Restore Originals 
– Site Health integration for WebP capability checks

LehmannLabs WebP Optimizer

Improve page speed in WordPress with a free WebP optimizer for Elementor workflows. No ads, no tracking, no paid upsells.

steveturner2018

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.

Media Webp

This plugin resolves the conversion to webp very easily. It only needs a couple of errors to solve. Congratulations!!

Fantastic

Automatically creates webp images when you upload compatible media.  This plugin also manages any updates and changes to the linked attachment images.

LehmannLabs WebP Optimizer vs Media Webp