| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 8.5M sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 17.8M sites |
| Customer Chat & Support | |
| WhatsApp Business Chat Widget letting visitors start WhatsApp conversations with businesses | 4.6M sites |
| Hosting & Cloud Providers | |
| Alibaba Cloud Cloud computing and hosting platform from Alibaba | 4.8M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 129.2M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 157.2M sites |
| Nginx High-performance web server and reverse proxy widely deployed | 146.9M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| Magnific Popup Responsive lightbox and popup library for images and content | 6.4M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 20M sites |
| Underscore.js JavaScript utility library offering functional programming helpers | 5M sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 8.4M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| Redis In-memory data store used for caching and messaging | 657.6K sites |
| Redis Object Cache WordPress plugin caching database objects in Redis | 580.8K sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 133.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 16.4M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 94.4M sites |
| Yoast | 13.7M sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 13.4M sites |
| Elementor Ai | 11.1M sites |
| Elementor One | 9.1M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 8.4M sites |
| Elementor Pro | 7.4M sites |
| Wc | 5.9M sites |
| Wccom Site | 5.8M sites |
| Wc Admin | 5.8M sites |
| Wc Analytics | 5.8M sites |
| Wc Telemetry | 5.6M sites |
| Wc Admin Email | 4.8M sites |
| Nps Survey | 4.6M sites |
| Bsf Core | 2M sites |
| Zipwp | 1.7M sites |
| Gutenberg Templates | 1.7M sites |
| Zipwp Images | 1.7M sites |
| One Onboarding | 1.4M sites |
| Wc Push Notifications | 1.3M sites |
| Getting Started | 1.1M sites |
| Metaslider | 511.6K sites |
| FileBird – WordPress Media Library Folders & File Manager Content & Media | 466.1K sites |
| Iawp | 162.5K sites |
| Wd | 126.4K sites |
| Spc | 71.9K sites |
| WorkMore Media Folders – Media Library Folders & Drag-and-Drop Organizer Other | 34 sites |
| Eventnetic – Event Tickets, Booking and Calendar Productivity & Operations | 26 sites |
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