Description
Stories Image Optimizer automatically converts your uploaded images to next-generation WebP or AVIF format, providing better compression while maintaining quality.
Features:
- Automatic conversion on upload to Media Library
- Support for WebP and AVIF formats
- Configurable quality settings for each format
- Automatic image resizing based on max dimensions
- EXIF/metadata stripping for smaller file sizes
- Bulk optimization for existing images
- Fallback from Imagick to GD Library
- Keeps original files as backup (optional)
Why use WebP/AVIF?
- WebP – 25-35% smaller than JPEG with similar quality. Supported by all modern browsers.
- AVIF – 50% smaller than JPEG with better quality. Supported by Chrome, Firefox, and Edge.
How It Works:
- Upload an image to WordPress Media Library
- The plugin automatically converts it to your chosen format (WebP or AVIF)
- All generated thumbnails are also converted
- The converted file replaces the original in your content
System Requirements:
- PHP 7.4 or higher
- WordPress 6.0 or higher
- GD Library with WebP support, OR
- Imagick extension (recommended for best performance)
Installation
- Upload the plugin files to
/wp-content/plugins/storyflux-media-converter - Activate the plugin through the ‘Plugins’ screen in WordPress
- Go to Settings > Image Optimizer to configure
FAQ
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What image formats are supported?
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JPG, PNG, GIF, BMP, and TIFF can be converted to WebP or AVIF.
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Do I need Imagick?
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No, the plugin works with GD Library as fallback. Imagick is recommended for better performance and quality.
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Will this slow down my uploads?
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The conversion happens during the upload process. For most images, it adds less than 1 second to the upload time.
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Can I keep the original files?
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Yes, there is an option to keep the original JPG/PNG files alongside the converted files.
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Does this affect SEO?
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Yes, positively! Faster page loads from smaller images improve Core Web Vitals, which is a Google ranking factor.
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What happens if my server doesn’t support WebP/AVIF?
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The plugin will display a warning in the admin area. You can switch to a supported format in the settings.
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Can I bulk optimize existing images?
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Yes, the plugin includes a bulk optimize tool that converts all existing images in your uploads directory.
Reviews
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Contributors & Developers
“Stories Image Optimizer” 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
- WebP and AVIF conversion support
- Imagick and GD Library support
- Bulk optimization tool
- Configurable quality settings
- Metadata stripping option
- Original file backup option