Description
ArshadStudio Bulk Image Converter to WebP adds a dashboard screen that walks you through three steps:
- Choose a conversion type — JPG to WebP or PNG to WebP.
- Preview the matching images — the plugin lists every image in your Media Library that matches the selected format, with a thumbnail, filename, and file size.
- Convert — optionally tick « Delete the original after conversion, » then start. A live progress bar shows status, and each thumbnail is marked with the percentage saved or a failure flag.
The plugin performs genuine pixel-level re-encoding using the Imagick extension (preferred) or the GD extension — it never simply renames a file extension. Every output file is verified against the WebP binary signature before it is accepted, so you can trust that the result is a real WebP image.
Conversion runs one image per request over AJAX, which avoids PHP execution-time limits on large libraries.
When « delete originals » is enabled, the Media Library attachment is repointed to the new WebP file and its metadata is regenerated, keeping the library consistent.
Captures d’écran



Installation
- Upload the
arshadstudio-bulk-image-converter-webpfolder to the/wp-content/plugins/directory, or install the plugin through the WordPress Plugins screen directly. - Activate the plugin through the « Plugins » screen in WordPress.
- Open the « WebP Converter » menu item in your dashboard.
FAQ
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Does this actually re-encode images, or just rename them?
-
It performs real conversion. The source pixels are decoded and re-encoded with the WebP codec, then the output is validated against the RIFF/WEBP binary signature. Files that are not genuine WebP images are reported as failed.
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Will my original images be deleted?
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Only if you explicitly check the « Delete the original » option and confirm the warning. By default, originals are kept and a new
.webpfile is created alongside them. -
What does my server need?
-
PHP 7.2 or newer, plus either the Imagick extension (with WebP support) or the GD extension with the
imagewebp()function. The plugin detects this automatically and shows a notice if neither is available. -
Why are converted images not being served to visitors automatically?
-
This plugin focuses on conversion. Serving WebP to supported browsers while keeping a fallback is handled separately, for example via server rewrite rules. A future version may add an optional serving layer.
Avis
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Contributeurs & développeurs
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Historique des changements
1.0.0
- Initial release.
