| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 57.6M sites |
| WordPress Themes & Plugins | |
| WebFactory Maintenance WordPress plugin displaying maintenance mode pages. | 305.5K sites |
| Web Analytics & Measurement | |
| Cloudflare Browser Insights Cloudflare real-user monitoring capturing page performance metrics | 5.3M sites |
| Hosting & Cloud Providers | |
| FDC Servers Dedicated server and bandwidth hosting provider. | 2.3M sites |
| CDN & Edge Delivery | |
| Bunny Content delivery network for fast asset delivery | 2.3M sites |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 191.7M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 122.9M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 147.9M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 91.4M sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 92.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 39.8M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 59.5M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 127.7M sites |
| Fonts & Icons | |
| Bunny Fonts Privacy-friendly web font delivery service | 1.4M sites |
| Font Awesome Popular icon library and toolkit for scalable web icons | 57.4M sites |
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