| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 8.3M sites |
| Payments & Checkout | |
| PayPal Online payment platform for sending and accepting money | 3.8M sites |
| WooCommerce PayPal Payments WooCommerce extension accepting payments through PayPal | 216.5K sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 57.6M sites |
| WordPress Themes & Plugins | |
| WordPress Block Editor Block-based content editor built into modern WordPress | 11.9M sites |
| Web Analytics & Measurement | |
| Cloudflare Browser Insights Cloudflare real-user monitoring capturing page performance metrics | 5.3M sites |
| Hosting & Cloud Providers | |
| Namecheap Domain registrar and web hosting provider | 12.2M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 191.7M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 147.9M sites |
| LiteSpeed High-performance web server known for speed and caching | 34.3M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 91.4M sites |
| JavaScript Libraries & Widgets | |
| Underscore.js JavaScript utility library offering functional programming helpers | 4.9M sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 8.3M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 92.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 39.8M sites |
| parallax.js JavaScript library creating parallax scrolling background effects | 4.9M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 59.5M sites |
| Performance & Optimization | |
| LiteSpeed Cache WordPress caching and optimization plugin for LiteSpeed servers | 8M sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 62.4M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 54.2M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 57.4M sites |
| other | |
| Cloudflare for SaaS Custom hostname and certificate management for SaaS providers on Cloudflare | 873.1K sites |
| Litespeed Cache | 197.9K sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 8.4M sites |
| Wc | 5.9M sites |
| Wccom Site | 5.8M sites |
| Wc Admin | 5.8M sites |
| Wc Analytics | 5.8M sites |
| Wc Telemetry | 5.6M sites |
| Litespeed | 5.5M sites |
| Wc Admin Email | 4.8M sites |
| Wpforms | 3.9M sites |
| Complianz | 2M sites |
| Code Snippets Design & Themes | 1.8M sites |
| Paypal | 719.5K sites |
| Aios | 684.9K sites |
| Wpchill | 261.6K sites |
| LoginPress | wp-login Custom Login Page Customizer Security & Privacy | 186.4K sites |
| Koko Analytics – Privacy-Friendly WordPress Analytics Analytics | 76.6K sites |
| Wc Product Add Ons | 64K sites |
| Strong Testimonials Other | 58.4K sites |
| Pgbf Pro | 16.1K sites |
| Asnp Easy Product Bundles | 5.9K sites |
| aThemes Blocks Design & Themes | 4.1K sites |
| Athemes Patcher | 581 sites |
| Swiss Bitcoin Pay Payments & Checkout | 37 sites |
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