| 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 |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 59.7M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Marketing & Email Campaigns | |
| MailChimp for WordPress WordPress plugin connecting forms to Mailchimp lists | 688.9K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Hosting & Cloud Providers | |
| Kinsta Managed WordPress and application hosting provider | 598.3K sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| Cloudflare Bot Management Cloudflare service detecting and mitigating malicious bot traffic | 7.7M 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 |
| Front-End Frameworks & UI Toolkits | |
| Onsen UI UI framework for building hybrid and mobile web apps | 3.1M sites |
| JavaScript Libraries & Widgets | |
| Magnific Popup Responsive lightbox and popup library for images and content | 8.2M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| Typed.js JavaScript library animating a typewriter text effect | 958.7K sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 11M 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 | |
| Image Placeholders Low-resolution placeholder images shown while full images load. | 139.4K sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| Speculative Loading Browser feature prefetching pages to speed up navigation | 148.9K sites |
| Media, Maps & Social | |
| D3 JavaScript library for data-driven visualizations and charts. | 154.1K sites |
| xCharts JavaScript charting library built on D3 | 39.1K sites |
| SEO & Content Discovery | |
| 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 |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 10.4M sites |
| Fonts & Icons | |
| Adobe Fonts Adobe subscription service delivering web fonts to sites | 4.4M sites |
| 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 |
| Typekit Adobe web font service, now branded Adobe Fonts | 4.1M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| MailChimp | |
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