| CMS & Website Builders | |
| HubSpot CMS Hub HubSpot content management system for building websites | 326.7K sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 59.7M sites |
| Google Optimize Google's website A/B testing and personalization tool. | 82.2K sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Twitter Analytics Visitor and conversion tracking for Twitter ad campaigns | 56.5K sites |
| Advertising & Conversion Tracking | |
| Facebook Pixel Meta tracking pixel measuring ad conversions and building audiences | 10.1M sites |
| Twitter Ads Advertising and conversion tracking for campaigns on Twitter | 89.3K sites |
| Marketing & Email Campaigns | |
| HubSpot Analytics Visitor tracking and reporting built into HubSpot's marketing tools | 129.2K sites |
| Customer Chat & Support | |
| Zendesk Customer support platform with live chat and helpdesk | 1.5M sites |
| Sales & CRM | |
| HubSpot Marketing, CRM, and automation platform for businesses | 1.8M sites |
| Business Email & Productivity | |
| Titan Business email hosting built for professionals and domains | 875.4K sites |
| Hosting & Cloud Providers | |
| AWS Amazon cloud platform offering compute, storage, and hosting services | 103.5M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| Cloudflare Bot Management Cloudflare service detecting and mitigating malicious bot traffic | 7.7M sites |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| JavaScript Libraries & Widgets | |
| Slick Responsive carousel and slider library for web pages | 9.9M sites |
| WOW JavaScript library revealing CSS animations on scroll | 5.3M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 114.7M sites |
| Performance & Optimization | |
| 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 |
| other | |
| Hotjar Website analytics with heatmaps and session recordings | 258.3K sites |
| Titan Email Hosted business email service tied to domain registrars | 954.5K sites |
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