| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 10.9M sites |
| Payments & Checkout | |
| PayPal Online payment platform for sending and accepting money | 4.5M sites |
| WooCommerce PayPal Payments WooCommerce extension accepting payments through PayPal | 270.8K sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Twenty Seventeen Default WordPress theme released with the 2017 version | 563.7K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Web Analytics & Measurement | |
| Cloudflare Browser Insights Cloudflare real-user monitoring capturing page performance metrics | 5.3M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| Brave Privacy-focused web browser. | 17.4K sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| OWL Carousel Touch-enabled jQuery carousel and slider library | 10.2M 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 |
| pickadate.js Lightweight JavaScript date and time picker | 278.8K 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 |
| 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 |
| other | |
| Resend Transactional email delivery service aimed at developers | 1.6M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Litespeed | 3.8M 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 |
| Wc Push Notifications | 708.8K sites |
| Paypal | 466.7K sites |
| Payments | 438.2K sites |
| ActivityPub Other | 5.9K sites |
| Nodeinfo2 | 922 sites |
| NodeInfo(2) Other | 922 sites |
| Friends Content & Media | 848 sites |
| Enable Mastodon Apps Other | 507 sites |
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