| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Draftpress HFCM WordPress plugin inserting header and footer custom code | 813.2K sites |
| wpBakery Drag-and-drop page builder plugin for WordPress | 4.3M sites |
| Web Analytics & Measurement | |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Email & Push Marketing | |
| Mailchimp Email marketing platform for campaigns and audience management | 4.2M sites |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| Proofpoint Email security service protecting against threats and spam | 1.2M sites |
| Communications | |
| SMTP2GO SMTP email delivery service for applications. | 56.1K sites |
| Hosting & Cloud Providers | |
| WP Engine Managed WordPress hosting provider | 2M 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 |
| JavaScript Libraries & Widgets | |
| Animate.css CSS library providing ready-made animation effects | 7.6M sites |
| Slider Revolution Popular slider and visual content builder for WordPress sites | 6.6M 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 |
| jQuery UI jQuery-based library of UI widgets and interactions | 7.4M sites |
| prettyPhoto jQuery lightbox library for images, video, and content | 2.3M 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 |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 32.3M 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 |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M 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 |
| Yoast | 9.2M sites |
| Wordfence Security – Firewall, Malware Scan, and Login Security Security & Privacy | 4M sites |
| Redirection SEO | 2.6M sites |
| Sliderrevolution | 1.1M sites |
| Ithemes Security | 754.7K sites |
| Wpe | 627.3K sites |
| Wpe_sign_on_plugin | 619.1K sites |
| Premium Blocks – Gutenberg Blocks, Patterns & Templates Design & Themes | 143 sites |
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