Description
Heleco Media WebP Converter automatically converts your JPG and PNG images to the modern WebP format during upload, resulting in smaller file sizes and faster page loading times.
Key Features
- Automatic Conversion – Converts images to WebP format as you upload them
- Smart Compression – Maintains image quality while reducing file size
- Transparency Support – Preserves PNG transparency in WebP format
- User Control – Simple checkbox to enable/disable conversion per upload
- Lightweight – Single file plugin with minimal overhead
- No Configuration Required – Works out of the box
Why WebP?
WebP is a modern image format that provides superior compression compared to JPEG and PNG:
* Up to 30% smaller file sizes than JPEG
* Up to 80% smaller than PNG for images with transparency
* Supported by all modern browsers
* Better for SEO and Core Web Vitals
How It Works
- Upload any JPG or PNG image through WordPress media uploader
- Plugin automatically converts it to WebP format
- See instant feedback showing file size savings
- Original quality is maintained with smart compression
Screenshots
Upload interface with conversion checkbox 
Success message showing file size savings 
Media library with converted WebP images 
Installation
- Upload the plugin folder to the
/wp-content/plugins/directory - Activate the plugin through the ‘Plugins’ menu in WordPress
- That’s it! The plugin works automatically when you upload images
Requirements
- PHP 7.4 or higher
- GD Library or ImageMagick with WebP support
- WordPress 5.0 or higher
FAQ
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Does this plugin convert existing images?
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No, the free version only converts new uploads. Bulk conversion of existing images will be available in the premium version.
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Can I disable conversion for specific uploads?
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Yes! There’s a checkbox in the upload interface that lets you disable conversion for individual uploads.
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What happens to my original images?
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The original JPG/PNG files are replaced with optimized WebP versions during upload.
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What if my server doesn’t support WebP?
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The plugin automatically detects WebP support. If your server doesn’t support it, you’ll see a notice and uploads will proceed normally without conversion.
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Does it work with all themes and plugins?
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Yes, the plugin works at the WordPress core level during file upload, making it compatible with all themes and plugins.
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Will my images still work in older browsers?
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The converted WebP images work in all modern browsers. For older browser support, consider using a CDN or additional plugin that provides fallback images.
Reviews
There are no reviews for this plugin.
Contributors & Developers
“Heleco Media WebP Converter” is open source software. The following people have contributed to this plugin.
Contributors
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Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
1.0.0
- Initial release
- Automatic JPG/PNG to WebP conversion
- Transparency support for PNG files
- User control checkbox
- File size savings notification