| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| Hosting & Cloud Providers | |
| AWS Amazon cloud platform offering compute, storage, and hosting services | 103.5M sites |
| Plesk Web hosting control panel for managing servers and sites | 6.6M 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 |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 43.5M sites |
| PWA Progressive web app technology enabling installable, offline-capable sites | 29.8M sites |
| JavaScript Libraries & Widgets | |
| FitVids.JS JavaScript utility making embedded videos responsive | 5M sites |
| Modernizr JavaScript library detecting browser feature support | 7.5M 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 |
| SEO & Content Discovery | |
| 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 |
| Yoast | 9.2M sites |
| Redirection SEO | 2.6M sites |
| Wpforms | 2.2M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Wp Toolkit | 595.4K sites |
| FileBird – WordPress Media Library Folders & File Manager Content & Media | 315.6K sites |
| Accessibility Design & Themes | 3.5K sites |
| Page Psc | 3.5K sites |
| Spid Access | 2.4K sites |
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