| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| Advertising & Conversion Tracking | |
| Google AdSense Google program displaying ads and monetizing site content | 4.1M sites |
| Customer Chat & Support | |
| WhatsApp Business Chat Widget letting visitors start WhatsApp conversations with businesses | 4.6M sites |
| CDN & Edge Delivery | |
| Akamai Global content delivery and edge computing network | 10M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 129.2M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 157.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| Swiper Modern touch slider and carousel library for web and mobile | 20M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 133.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 94.4M sites |
| Gravatar Service serving globally recognized avatar images by email | 1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 5.8M sites |
| Gosmtp Smtp | 379.8K sites |
| Page Builder: Pagelayer – Drag and Drop website builder Design & Themes | 102.3K sites |
| NiroRoadmap – Public Product Roadmap & Kanban Board Other | 14 sites |
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