Chathurya Wijerathna

<p>Fmtify automatically converts images uploaded to your WordPress media library into modern WebP and AVIF formats. Serve smaller, faster images with zero manual work.</p>
<p><strong>Features:</strong></p>
<ul>
<li>Automatic conversion on upload</li>
<li>WebP and/or AVIF output</li>
<li>Multiple conversion backends: GD, Imagick, cwebp, cavif</li>
<li>Bulk convert your existing media library</li>
<li>Apache .htaccess rewrite rules for seamless serving</li>
<li>Nginx configuration snippet for manual setup</li>
<li>Compatibility wizard to detect server capabilities</li>
</ul>


Fmtify: Auto WebP and AVIF Converter

Automatically converts your media library images to WebP and AVIF for faster page loads.

kubiq

<p>Statistics say that AVIF format can save more than a half of the page weight without losing images quality.<br />
Convert PNG, JPG, GIF and WEBP images to AVIF and speed up your web, save visitors download data, make your Google ranking better.<br />
Install also Images to WebP plugin if you want to have fallback to WebP and then to the original file.</p>
<ul>
<li><strong>automated test after plugin activation to make sure it will work on your server</strong></li>
<li><strong>works with all types of WordPress installations: domain, subdomain, subdirectory, multisite/network</strong></li>
<li><strong>works on Apache and NGiNX</strong></li>
<li><strong>image URL will be not changed</strong> so it works everywhere, in <img> src, srcset, <picture>, even in CSS backgrounds and there is no problem with cache</li>
<li><strong>original files will be not touched</strong></li>
<li>set quality of converted images</li>
<li>auto convert on upload</li>
<li>only convert image if AVIF filesize is lower than original image filesize</li>
<li>bulk convert existing images to AVIF ( you can choose folders )</li>
<li>bulk convert only missing images</li>
</ul>
<h3>Hooks for developers</h3>
<h4>images_to_avif_sizes</h4>
<p>Maybe you want to disable AVIF for thumbnails</p>
<pre><code>add_filter( 'images_to_avif_sizes', 'disable_images_to_avif_sizes', 10, 2 );
function disable_images_to_avif_sizes( $sizes, $attachmentId ){
    unset( $sizes['thumbnail'] );
    return $sizes;
}
</code></pre>
<h4>images_to_avif_htaccess</h4>
<p>Maybe you want to modify htaccess rules somehow</p>
<pre><code>add_filter( 'images_to_avif_htaccess', 'modify_images_to_avif_htaccess', 10, 2 );
function modify_images_to_avif_htaccess( $rewrite_rules ){
    // do some magic here
    return $rewrite_rules;
}
</code></pre>
<h4>images_to_avif_abspath</h4>
<p>Maybe you use roots.io/bedrock or other custom folder structure</p>
<pre><code>add_filter( 'images_to_avif_abspath', 'modify_images_to_avif_abspath', 10, 2 );
function modify_images_to_avif_abspath( $abspath ){
    return trailingslashit( WP_CONTENT_DIR );
}
</code></pre>
<h4>$images_to_avif->convert_image()</h4>
<p>Maybe you want to automatically generate AVIF for other plugins</p>
<pre><code>add_action( 'XXPLUGIN_image_created', 'XX_images_to_avif', 10, 2 );
function XX_images_to_avif( $image_path ){
    global $images_to_avif;
    $images_to_avif->convert_image( $image_path );
}
</code></pre>


Images to AVIF

Convert PNG, JPG, GIF and WEBP images to AVIF and speed up your web loading

Fmtify: Auto WebP and AVIF Converter vs Images to AVIF