| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 10.9M sites |
| WooCommerce Subscriptions WooCommerce extension for recurring subscription products. | 87.5K sites |
| CMS & Website Builders | |
| LearnDash WordPress learning management system for online courses. | 112.8K sites |
| 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 |
| Redux Framework Options framework used by WordPress themes and plugins | 1.7M sites |
| Web Analytics & Measurement | |
| Lucky Orange Behavior analytics with heatmaps, session recordings, and conversion funnels for websites. | 43.9K sites |
| Hosting & Cloud Providers | |
| Namecheap Domain registrar and web hosting provider | 11.2M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M 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 | |
| Lightbox JavaScript script displaying images in an overlay popup | 7.6M sites |
| Magnific Popup Responsive lightbox and popup library for images and content | 8.2M 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 |
| Media, Maps & Social | |
| EmbedPlus WordPress plugin embedding enhanced YouTube videos and galleries | 259.2K sites |
| Vimeo Video hosting platform whose players embed into web pages | 1.4M sites |
| SEO & Content Discovery | |
| 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 |
| Twitter Emoji (Twemoji) Open-source emoji library rendering consistent Twitter-style emoji graphics. | 66.1K 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 |
| Elementor Pro | 4.9M sites |
| Wordfence Security – Firewall, Malware Scan, and Login Security Security & Privacy | 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 |
| Nps Survey | 3M sites |
| Wc Admin Email | 3M sites |
| Redirection SEO | 2.6M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Bsf Core | 1.3M sites |
| Code Snippets Design & Themes | 1.1M sites |
| Wc Push Notifications | 708.8K sites |
| FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTP Other | 468.2K sites |
| Paypal | 466.7K sites |
| Cptui | 447.7K sites |
| Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder Forms & Popups | 428.3K sites |
| Kb Mailerlite | 382.9K sites |
| Kb Fluentcrm | 382.6K sites |
| Kbp | 381.9K sites |
| Kb Lottieanimation | 379.7K sites |
| Kb Image Picker | 370.9K sites |
| Kb Design Library | 367.6K sites |
| Kb Getresponse | 366.6K sites |
| Kb Vector | 346.8K sites |
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