| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.2M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.8M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 160.7M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 117.2M sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 117.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53.9M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 79.4M sites |
| Redis In-memory data store used for caching and messaging | 707K sites |
| Redis Object Cache WordPress plugin caching database objects in Redis | 603.5K sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 72.4M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 110M sites |
| other | |
| Nl-Virticaloper-20260526 - Virtical Operations B.V. | 24 sites |
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