| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 57.6M sites |
| Hosting & Cloud Providers | |
| Aerotek-As Network operator and autonomous system for internet infrastructure. | 106.3K 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 | |
| SWFObject JavaScript library embedding legacy Adobe Flash content | 336.9K sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 92.3M sites |
| prettyPhoto jQuery lightbox library for images, video, and content | 1.8M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 59.5M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 54.2M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 90.8M sites |
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