wao.io

<p><a href="https://wao.io/en/?utm_source=wordpressplugin&utm_medium=description&utm_campaign=landingpageperfopt" rel="nofollow ugc">wao.io</a> is a free plugin to test loading time and security of your wordpress site.</p>
<h3>Performance Features</h3>
<h3>Image Optimization</h3>
<p>The intelligent image optimization algorithm radically reduces file size without suffering a loss in quality.<br />
You can choose between three levels of image compression.<br />
wao.io optimizes your images by converting the original image into the best matching output format that your customer’s client is capable of rendering.</p>
<h3>Lazy Loading</h3>
<p>Using lazy loading, your images will be loaded only shortly before they are visible to the user.<br />
Preloading image placeholders in the size of the original images will prevent your site’s layout from jumping around.<br />
You decide which placeholder option integrates best in your overall webpage design</p>
<h3>HTTP/2 Upgrade</h3>
<p>Enabling wao.io provides an automatic HTTP/2 upgrade for your website.</p>
<h3>Caching</h3>
<p>Your content will be cached in our optimized varnish cache cluster.<br />
In your personal control center you can clear the cache whenever necessary.</p>
<h3>More Loadtime Optimization Features</h3>
<ul>
<li>Head Re-ordering</li>
<li>Legacy Optimization</li>
<li>Code Minification</li>
<li>Ressource Compression</li>
</ul>
<h3>Website Security Features</h3>
<h3>HTTPS/SSL Upgrade</h3>
<p>wao.io provides an automated HTTPS/SSL upgrade for your website. Our powerful rewriting and<br />
redirecting services ensure a smooth transition from HTTP to HTTPS.</p>
<h3>Web Application Firewall</h3>
<p>Using the OWASP ModSecurity Core Rule Set (CRS) wao.io’s web application firewall provides<br />
protection against many common attack categories, including the OWASP Top Ten.<br />
The firewall will be updated periodically by our security experts.</p>
<h3>Browser Security</h3>
<p>Setting HTTP security headers with wao.io will add yet another layer of security to your website.</p>
<h3>Analytics Controll Panel</h3>
<p><strong>Insights</strong></p>
<p>wao.io provides you with all important metrics that help you understand your customers<br />
and the effectiveness of your marketing measures: unique users, sessions and bounce rate.<br />
You can also monitor the percentage of saved traffic served to your clients.</p>
<p><strong>Health</strong><br />
wao.io shows all health data of your website at a glance:<br />
Load time, page weight, and error rate.</p>


WordPress sites often tend to load slowly, especially after adding more plugins. I use wao.io as cloud-based optimizer to make my blog load more quickly again. The plugin offers all the information and a link to a free test + preview option so you can check out in advance.

useful cloud-based web performance optimization

wao.io is a free plugin to test loading time and security of your wordpress site.

Arya Dhiratara

Think Digital Agency

<p>A drop dead simple and lightweight image, iframe, and video optimization plugin to satisfy Google PageSpeed Insights, Lighthouse, and overall user experience.</p>
<p>This tiny little plugin (around <strong>14kb</strong> zipped) will automatically</p>
<ul>
<li><strong>lazyload</strong> your below the fold images/iframes/videos,</li>
<li><strong>preload</strong> your featured images (should also works well with WooCommerce product featured image),</li>
<li><strong>add loading=”eager”</strong> to your featured image and all images that have <code>no-lazy</code> or <code>skip-lazy</code> class.</li>
<li><strong>add missing image dimension</strong> to images that doesn’t have width and height attribute</li>
</ul>
<h3>Features</h3>
<ul>
<li><strong>Lazy Load</strong>:
<ul>
<li>Images, iframes, and videos.</li>
<li>Inline background images.</li>
<li>CSS background image (simply put <code>lazyload</code> class to the background image container)</li>
</ul>
</li>
<li><strong>Preload Featured Images</strong><br />
Automatically preloading featured image from common page/post (homepage, pages except homepage, single post, and WooCommerce single product pages)</li>
<li><strong>Add loading=”eager” attribute</strong> to to your featured image and all images that have <code>no-lazy</code> or <code>skip-lazy</code> class.</li>
<li><strong>Add missing image dimension</strong> to images that doesn’t have width and height attribute [since 1.0.3]</li>
</ul>
<p>Should works well with all page builders and theme builders. This plugin also able to lazy loading WooCommerce images and preloading WooCommerce product featured images.</p>
<h3>Disclaimer</h3>
<ul>
<li>Lazy load feature are using <strong>Lazysizes</strong> library (around <strong>3kb</strong>, gzipped and minified).</li>
<li>This plugin doesn’t add anything to your database since there’s no settings and options. Everything will automatically activated after you activate the plugin.</li>
<li>You can change some default settings using filter.</li>
<li>This plugin is the simplified version of <strong><a href="https://wordpress.org/plugins/optimize-more-images/" rel="ugc">Optimize More! – Images</a></strong>, if you don’t want to use filters and need to control the settings with UI, you can try that plugin instead of this one.</li>
</ul>
<h3>About Lazysizes</h3>
<p>Lazysizes is highly performant lazy load library, written by Alexander Farkas in pure JS with no dependencies.</p>
<p><strong>Taken from lazysize’s github description</strong>:<br />
<em>High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.</em></p>
<h3>Filters</h3>
<p>Example filter to add extra lazyload exclude list:</p>
<pre><code>add_filter( 'lpam_extra_exclude_list', function($lpam_extra_exclude_list) {
    return array( 
        'my-logo', 'my-hero-img', 'exclude-lazy'
    );
} );
</code></pre>
<p>Example filter to change lazysizes config (Read the <a href="https://github.com/aFarkas/lazysizes/#js-api---options" rel="nofollow ugc">docs</a>):</p>
<pre><code>add_filter( 'lpam_lazysizes_js_before', function($lpam_lazysizes_js_before) {
    return 'window.lazySizesConfig = {
        expand: 500,
        threshold: 500
    };'
} );
</code></pre>
<p>Example filter to change the image sizes for preload featured image:</p>
<pre><code>add_filter( 'lpam_preload_featured_images_image_size', function($image_size, $post) {
    if ( is_singular( 'post' ) ) { return 'large'; }
    elseif ( is_singular( 'product' ) ) { return 'full'; }
    else { return $image_size; }
}, 10, 2 );
</code></pre>
<p>[<em>new</em> since <strong>1.0.2</strong>] Example to disable the preload featured image feature in certain page-type:</p>
<pre><code>add_filter('disable_featured_image_preload', function ($disable) {
    if ( is_singular( 'post' ) ) {
        return true;
    }
});
</code></pre>
<p>[<em>new</em> since <strong>1.0.3</strong>] Example to disable adding image dimension in certain page-type:</p>
<pre><code>add_filter('disable_img_dimension', function ($disable) {
    if ( is_singular( 'post' ) ) {
        return true;
    }
});
</code></pre>
<p>[<em>new</em> since <strong>1.0.3</strong>] Example to disable this plugin completely in certain page using url:</p>
<pre><code>add_filter('lazy_load_excluded_pages', function ($excludedPages) {
    $excludedPages[] = '/page-1';
    $excludedPages[] = '/page-2';
    return $excludedPages;
});
</code></pre>
<p>[<em>new</em> since <strong>1.0.3</strong>] Example to disable this plugin completely in certain page using page ID:</p>
<pre><code>add_filter('lazy_load_excluded_page_ids', function ($excludedPageIDs) {
    $excludedPageIDs[] = 3678; // Exclude page with ID 1
    $excludedPageIDs[] = 3615; // Exclude page with ID 2
    return $excludedPageIDs;
});
</code></pre>
<p>[<em>new</em> since <strong>1.0.4</strong>] To disable the  tag:</p>
<pre><code>add_filter('disable_noscript', '__return_true');
</code></pre>
<p> </p>
<h3>USEFUL PLUGINS TO OPTIMIZE YOUR SITE’S SPEED:</h3>
<ul>
<li>
<p><strong><a href="https://wordpress.org/plugins/optimize-more/" rel="ugc">Optimize More!</a></strong>: A Do It Yourself WordPress Optimization Plugin that give you the ability to:</p>
<ul>
<li>
<p><strong>Load CSS Asynchronously</strong> – selectively load CSS file(s) asynchronously on selected post/page types.</p>
</li>
<li>
<p><strong>Delay CSS and JS until User Interaction</strong> – selectively delay CSS/JS load until user interaction on selected post/page types.</p>
</li>
<li>
<p><strong>Preload Critical CSS, JS, and Font Files</strong> – selectively preload critical CSS/JS/Font file(s) on selected post/page types.</p>
</li>
<li>
<p><strong>Remove Unused CSS and JS Files</strong> – selectively remove unused CSS/JS file(s) on selected post/page types.</p>
</li>
<li>
<p><strong>Defer JS</strong> – selectively defer loading JavaScript file(s) on selected post/page types.</p>
</li>
<li>
<p><strong>Advance Defer JS</strong> – hold JavaScripts load until everything else has been loaded. Adapted from the legendary <strong>varvy’s defer js</strong> method <em>*recommended for defer loading 3rd party scripts like ads, pixels, and trackers</em></p>
</li>
<li>
<p><strong>Load Gutenberg CSS conditionally</strong></p>
</li>
<li>
<p><strong>Remove Passive Listener Warnings</strong></p>
</li>
<li>and many more</li>
</ul>
</li>
</ul>
<h3>Other USEFUL PLUGIN:</h3>
<ul>
<li>
<p><strong><a href="https://wordpress.org/plugins/shop-extra/" rel="ugc">Shop Extra</a></strong> – A lightweight plugin to optimize your WooCommerce & Business site that makes you able to:</p>
<ul>
<li>add Floating WhatsApp Chat Widget (can be use without WooCommerce),</li>
<li>add WhatsApp Order Button for WooCommrece,</li>
<li>Hide/Disable WooCommerce Elements,</li>
<li>WooCommerce Strings Translations,</li>
<li>and many more.</li>
</ul>
</li>
<li>
<p><strong><a href="https://wordpress.org/plugins/animate-on-scroll/" rel="ugc">Animate on Scroll</a></strong> – Animate any Elements on scroll using the popular AOS JS library simply by adding class names. This plugin helps you integrate easily with AOS JS library to add any AOS animations to WordPress. Simply add the desired AOS animation to your element class name with “aos-” prefix and the plugin will add the corresponding aos attribute to the element tag.</p>
</li>
</ul>
<h3>Optimize More!</h3>
<p>Need to optimize more? Try my <strong><a href="https://thinkdigital.co.id/services/speed-optimization/" rel="nofollow ugc">WordPress Page Speed Optimization’s Service</a></strong>.</p>


Lazyload, Preload, and More!

A drop dead simple and lightweight image, iframe, and video optimization plugin to satisfy Google PageSpeed Insights and Core Web Vitals.

wao.io vs Lazyload, Preload, and More!