Kirtikumar Solanki

MediaHue – Webp Converter for WordPress automatically generates WebP versions of your JPG/PNG images during upload and serves them on the frontend when available. It also includes Media Library tools for bulk conversion and cleanup.
Key features
<ul>
<li>Convert JPG/PNG to WebP on upload</li>
<li>Optional WebP for original files and all registered sizes</li>
<li>Serve WebP on frontend with browser support detection</li>
<li>Bulk convert existing media in batches</li>
<li>Bulk delete generated WebP files</li>
<li>Media Library column with one‑click WebP generation</li>
<li>Optional cleanup of WebP files when attachments are deleted</li>
</ul>

MediaHue – Webp Converter For WordPress

Simple MediaHue – Webp Converter for WordPress. Convert JPG/PNG on upload, serve WebP on frontend, and bulk convert existing media easily.

kristarella

Copy or convert terms between taxonomies.
Taxonomies include categories, tags and any other custom taxonomies that may be present with your active theme and plugins.
This plugin, based on Categories to Tags Converter, allows you to copy (duplicate) or convert (move) terms from one taxonomy to another or to multiple taxonomies, while maintaining associated posts.

Taxonomy Converter

For starters, the plugin has deprecated code and produces errors on PHP7. Looks like the code hasn't really been touched all that much in many, many years.

The biggest problem is that when the terms are converted, the term descriptions are removed.

Doesn't include term descriptions

Copy or convert terms between taxonomies.

MediaHue – Webp Converter For WordPress vs Taxonomy Converter