| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M 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 |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| jsDelivr Free open-source CDN for JavaScript, CSS, and assets | 19.2M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M 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 |
| JavaScript Libraries & Widgets | |
| 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 | |
| Embed Optimizer WordPress plugin optimizing embeds for faster loading. | 105.1K sites |
| Enhanced Responsive Images WordPress plugin improving responsive image handling. | 106.3K sites |
| Image Placeholders Low-resolution placeholder images shown while full images load. | 139.4K sites |
| Image Prioritizer WordPress plugin prioritizing above-the-fold image loading. | 96.3K sites |
| Modern Image Formats Optimization serving next-gen image formats like WebP and AVIF | 288.6K sites |
| Optimization Detective WordPress plugin optimizing image loading and Core Web Vitals. | 131.4K sites |
| Performant Translations WordPress plugin speeding up translation file loading. | 90.8K sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| Speculative Loading Browser feature prefetching pages to speed up navigation | 148.9K 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 |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 10.4M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 71.2M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| Hostabil | 1.3K sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M sites |
| Mcp | 3.1M sites |
| Rankmath | 2.6M sites |
| Rankmath Marketplace | 219.6K sites |
| Performance Lab Performance & Speed | 132.3K sites |
| Optimization Detective Performance & Speed | 49.8K sites |
| Tpgb | 5.9K sites |
| Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder Design & Themes | 5.9K sites |
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