| Ecommerce & Shopping Carts | |
| 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 | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M sites |
| Jetpack Automattic plugin adding security, performance, and site tools to WordPress | 2.7M sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Marketing & Email Campaigns | |
| Creativ.eMail Email marketing and campaign delivery service. | 496.9K sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M 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 | |
| FlexSlider Responsive jQuery slider and carousel library | 519.3K sites |
| Underscore.js JavaScript utility library offering functional programming helpers | 6.3M 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 |
| Social Media & Community | |
| Pinterest Social platform whose save buttons and embeds appear on sites | 410.6K 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 |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Yoast | 9.2M sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Elementor Ai | 7.1M sites |
| Elementor One | 5.7M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M 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 |
| Wc Admin Email | 3M sites |
| Wpforms | 2.2M sites |
| Wpcom | 2.2M sites |
| My Jetpack | 2.1M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 2.1M sites |
| Monsterinsights | 1.4M sites |
| Objectcache | 796.6K sites |
| Wc Push Notifications | 708.8K sites |
| Two Factor Security & Privacy | 644.8K sites |
| Omapp | 629.4K sites |
| Wpaas | 527.4K sites |
| Wp Site Designer | 527.3K sites |
| Paypal | 466.7K sites |
| Payments | 438.2K sites |
| WooCommerce Analytics Commerce & Selling | 371.5K sites |
| Gdl | 342.5K sites |
| WP Rollback – Rollback Plugins and Themes Other | 204.4K sites |
| 148.7K sites | |
| Creativemail | 144.6K sites |
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