| 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 |
| Payments & Checkout | |
| PayPal Online payment platform for sending and accepting money | 4.5M sites |
| Stripe Payment processing platform for online businesses | 1.5M sites |
| WooCommerce PayPal Payments WooCommerce extension accepting payments through PayPal | 270.8K 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 |
| GoDaddy CoBlocks WordPress plugin adding content blocks to the editor | 809.4K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Customer Chat & Support | |
| Zoho SalesIQ Live chat and visitor tracking tool for website engagement. | 38.8K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Hosting & Cloud Providers | |
| Amazon S3 Amazon cloud object storage for files and static assets | 5.6M sites |
| Amazon Web Services Amazon cloud platform offering compute, storage, and hosting | 14.2M 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 |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 43.5M sites |
| JavaScript Libraries & Widgets | |
| Moment.js JavaScript library for parsing and formatting dates | 2.7M sites |
| Slick Responsive carousel and slider library for web pages | 9.9M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M 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 |
| 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 |
| Social Media & Community | |
| Pinterest Social platform whose save buttons and embeds appear on sites | 410.6K sites |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 32.3M 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 | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| 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 |
| 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 |
| Elementskit | 986.2K sites |
| Objectcache | 796.6K sites |
| Wc Push Notifications | 708.8K sites |
| Two Factor Security & Privacy | 644.8K sites |
| Wpaas | 527.4K sites |
| Wp Site Designer | 527.3K 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 |
| Payments | 438.2K sites |
| Gdl | 342.5K sites |
| Page Builder Gutenberg Blocks – CoBlocks Design & Themes | 303.8K sites |
| Liquidweb | 266.2K sites |
| Yith | 177K sites |
| Godaddy | 80.6K sites |
| Gd | 76.8K sites |
| Wc Product Add Ons | 44.1K sites |
| Ldlms | 41.7K sites |
| Wslu Social Login | 39.5K sites |
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