| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Sales & CRM | |
| HubSpot Marketing, CRM, and automation platform for businesses | 1.8M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| 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 |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| SpeedyCache WordPress caching plugin improving site speed and page load times. | 101.7K sites |
| Media, Maps & Social | |
| Easy Pie Chart Lightweight library rendering simple animated pie charts | 1.5M sites |
| YouTube Video hosting platform whose players embed into web pages | 8M sites |
| SEO & Content Discovery | |
| AMP Framework delivering fast-loading mobile-optimized web pages | 4.6M sites |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 71.2M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| Orangehost Web hosting provider | 12.4K sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Rankmath | 2.6M sites |
| HubSpot All-In-One Marketing – Forms, Popups, Live Chat Marketing & Email | 212.5K sites |
| Web Stories Analytics | 34.6K sites |
| SiteSEO – SEO Simplified SEO | 11.1K sites |
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