| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| Web Analytics & Measurement | |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Advertising & Conversion Tracking | |
| Facebook Pixel Meta tracking pixel measuring ad conversions and building audiences | 10.1M sites |
| Google Ads Google advertising platform for search and display campaigns | 7.2M sites |
| Hosting & Cloud Providers | |
| Liquid Web Managed hosting provider for sites and applications | 566.7K sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| 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 |
| 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 |
| SEO & Content Discovery | |
| All in One SEO WordPress plugin managing SEO settings, sitemaps, and metadata | 4.7M 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 | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M sites |
| Wpforms | 2.2M sites |
| Aioseo | 1.5M sites |
| Two Factor Security & Privacy | 644.8K sites |
| Cdh | 14 sites |
| Wpia | 8 sites |
| SSL Domain Checker Other | 6 sites |
| Xmla | 5 sites |
| Xmla Kb | 4 sites |
| Network Status | 4 sites |
| Email Diagnostics | 4 sites |
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