| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.2M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.8M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 60.9M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 65.4M sites |
| Advertising & Conversion Tracking | |
| DoubleClick Floodlight Google tag tracking conversions from advertising campaigns | 3.3M sites |
| Forms & Lead Capture | |
| Conditional Fields for Contact Form 7 WordPress add-on adding conditional logic to Contact Form 7 | 297.2K sites |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 16M sites |
| Hosting & Cloud Providers | |
| Hvc-As Network operator and autonomous system for internet infrastructure. | 215.3K sites |
| CDN & Edge Delivery | |
| jQuery CDN Content delivery network serving the jQuery library | 7.6M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16.3M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 159.7M sites |
| LiteSpeed High-performance web server known for speed and caching | 42M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 117.2M sites |
| JavaScript Libraries & Widgets | |
| Backbone.js JavaScript framework structuring apps with models and views | 751.9K sites |
| FitVids.JS JavaScript utility making embedded videos responsive | 5M sites |
| Modernizr JavaScript library detecting browser feature support | 7.6M sites |
| Slick Responsive carousel and slider library for web pages | 10M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25.5M sites |
| Underscore.js JavaScript utility library offering functional programming helpers | 6.4M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 117.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53.9M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 79.4M sites |
| Performance & Optimization | |
| Autoptimize WordPress plugin minifying and optimizing scripts, styles, and HTML | 1.3M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 158.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 72.4M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 73M sites |
| Google Font API Google service delivering free web fonts to websites | 110M sites |
| Yoast | 9.2M sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Elementor Ai | 7.1M sites |
| Elementor One | 5.7M sites |
| Loftocean | 8.4K sites |
| CFDB Form Notifier Forms & Popups | 20 sites |
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