| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Download Monitor WordPress plugin managing and tracking file downloads | 187.2K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 59.7M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Simple Analytics Privacy-focused website analytics that avoids cookies and personal data. | 100.7K sites |
| Advertising & Conversion Tracking | |
| Facebook Pixel Meta tracking pixel measuring ad conversions and building audiences | 10.1M sites |
| Google AdSense Google program displaying ads and monetizing site content | 4.7M sites |
| Forms & Lead Capture | |
| Gravity Forms Premium WordPress plugin for building advanced forms | 1.3M sites |
| Hosting & Cloud Providers | |
| Metaregistrar Domain name registrar and registry software provider. | 647.5K sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Front-End Frameworks & UI Toolkits | |
| Onsen UI UI framework for building hybrid and mobile web apps | 3.1M sites |
| JavaScript Libraries & Widgets | |
| Underscore.js JavaScript utility library offering functional programming helpers | 6.3M 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 | |
| Instant.Page Script that preloads links on hover for faster navigation. | 107.4K sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M sites |
| Yoast SEO Premium Premium WordPress SEO plugin with advanced optimization features | 1.9M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| Hotjar Website analytics with heatmaps and session recordings | 258.3K sites |
| Yoast | 9.2M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Regenerate Thumbnails Other | 806.8K sites |
| Objectcache | 796.6K sites |
| FileBird – WordPress Media Library Folders & File Manager Content & Media | 315.6K sites |
| Wpchill | 180.7K sites |
| Facetwp | 72.8K sites |
| Download Monitor Commerce & Selling | 64K sites |
| Indicia_cookie | 213 sites |
| rental Content & Media | 35 sites |
| Riwal | 23 sites |
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