| CMS & Website Builders | |
| ExpressionEngine PHP-based content management system. | 30.7K sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 49M sites |
| Hosting & Cloud Providers | |
| InMotion Web hosting provider offering shared and managed plans | 529K sites |
| CDN & Edge Delivery | |
| Google Hosted Libraries Google CDN serving popular open-source JavaScript libraries | 8.1M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 70.4M sites |
| Languages & Back-End Frameworks | |
| CodeIgniter Lightweight PHP web application framework | 474.9K sites |
| PHP Server-side scripting language powering a large share of websites | 91.4M sites |
| JavaScript Libraries & Widgets | |
| Modernizr JavaScript library detecting browser feature support | 5.8M sites |
| 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 |
| Fonts & Icons | |
| Adobe Fonts Adobe subscription service delivering web fonts to sites | 3.8M sites |
| Typekit Adobe web font service, now branded Adobe Fonts | 3.6M sites |
| other | |
| Aweber Email marketing and autoresponder service for small businesses | 42.2K sites |
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