| Business Email & Productivity | |
| Google Workspace Google suite for business email, docs, and collaboration tools | 21.4M sites |
| Hosting & Cloud Providers | |
| Genesys-As Network operator autonomous system providing hosting or connectivity infrastructure. | 52.7K sites |
| CDN & Edge Delivery | |
| jQuery CDN Content delivery network serving the jQuery library | 7.6M sites |
| jsDelivr Free open-source CDN for JavaScript, CSS, and assets | 20.2M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 141.3M sites |
| hCaptcha CAPTCHA service blocking bots while preserving privacy | 1.1M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 82.9M sites |
| Debian Stable Linux operating system commonly used on servers | 3.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 118.1M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 45.6M sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 118.1M sites |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 34.3M sites |
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