| Ecommerce & Shopping Carts | |
| EasyDigitalDownloads WordPress plugin for selling digital downloads. | 71.7K sites |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 10.9M sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Astra Lightweight, customizable WordPress theme for many site types | 5.8M sites |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M sites |
| Customer Chat & Support | |
| BetterDocs WordPress plugin for creating knowledge base documentation. | 45.7K sites |
| BetterDocs plugin WordPress knowledge base and documentation plugin. | 45.7K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Communications | |
| SendGrid Cloud email delivery service for transactional and marketing mail | 3.8M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| cdnjs Free public CDN hosting popular open-source JavaScript libraries | 18.2M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| LiteSpeed High-performance web server known for speed and caching | 39.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| 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 | |
| LiteSpeed Cache WordPress caching and optimization plugin for LiteSpeed servers | 11.1M 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 |
| 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 | |
| Litespeed Cache | |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Elementor Ai | 7.1M sites |
| Elementor One | 5.7M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Elementor Pro | 4.9M sites |
| Wc | 3.7M sites |
| Wccom Site | 3.7M sites |
| Wc Admin | 3.7M sites |
| Wc Analytics | 3.7M sites |
| Wc Telemetry | 3.5M sites |
| Mcp | 3.1M sites |
| Nps Survey | 3M sites |
| Wc Admin Email | 3M sites |
| Rankmath | 2.6M sites |
| Astra | 1.9M sites |
| Ai1wm | 1.2M sites |
| Llar | 873.8K sites |
| Image Optimizer | 646.8K sites |
| Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder Forms & Popups | 428.3K sites |
| Ea11y | 331.6K sites |
| Edd | 25.1K sites |
| BetterDocs – AI Documentation, Knowledge Base, Docs, Wikis, FAQ with Chatbot Other | 20.4K sites |
| Pbg Templates | 1.2K sites |
| Freemius for WordPress Other | 188 sites |
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