| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M sites |
| Hello Elementor Lightweight WordPress starter theme built for Elementor | 6.7M sites |
| WPML WordPress plugin for building multilingual websites | 1.9M sites |
| Web Analytics & Measurement | |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Email & Push Marketing | |
| Campaign Monitor Email marketing platform for designing and sending campaigns | 158K sites |
| Sales & CRM | |
| HubSpot Marketing, CRM, and automation platform for businesses | 1.8M sites |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| Communications | |
| Amazon SES Amazon service for sending transactional and bulk email | 1.3M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| Privacy & Cookie Consent | |
| Usercentrics Consent management platform for privacy compliance | 541.8K sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| Varnish HTTP reverse proxy and caching accelerator for web content | 6.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 11M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 114.7M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 32.3M sites |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| Yoast | 9.2M sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Elementor Ai | 7.1M sites |
| Elementor One | 5.7M sites |
| Elementor Pro | 4.9M sites |
| Mcp | 3.1M sites |
| Redirection SEO | 2.6M sites |
| Elementor Hello Elementor | 2.1M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Wp Rocket | 1.7M sites |
| Otgs | 769.5K sites |
| Wpml | 722.5K sites |
| Cptui | 447.7K sites |
| Ea11y | 331.6K sites |
| FileBird – WordPress Media Library Folders & File Manager Content & Media | 315.6K sites |
| WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin Marketing & Email | 285.5K sites |
| HubSpot All-In-One Marketing – Forms, Popups, Live Chat Marketing & Email | 212.5K sites |
| WP All Import – Drag & Drop Import for CSV, XML, Excel & Google Sheets Other | 192.1K sites |
| Jet Smart Filters Api | 171.1K sites |
| Manage – Centralized site maintenance and monitoring Design & Themes | 58.3K sites |
| Captcha.eu Forms & Popups | 644 sites |
| Ebl Zoho Import | 6 sites |
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