| 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 |
| Stripe Payment processing platform for online businesses | 1.5M sites |
| WooCommerce PayPal Payments WooCommerce extension accepting payments through PayPal | 270.8K sites |
| WooCommerce Stripe Payment Gateway WooCommerce extension accepting card payments through Stripe | 506.2K sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Astra Lightweight, customizable WordPress theme for many site types | 5.8M sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| Really Simple SSL & Security WordPress plugin enforcing HTTPS and hardening site security | 6.4M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| LiteSpeed High-performance web server known for speed and caching | 39.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| 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 | |
| LiteSpeed Cache WordPress caching and optimization plugin for LiteSpeed servers | 11.1M sites |
| 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 |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 10.4M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Litespeed Cache | |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M 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 |
| Mcp | 3.1M sites |
| Nps Survey | 3M sites |
| Wc Admin Email | 3M sites |
| Astra | 1.9M sites |
| Code Snippets Design & Themes | 1.1M sites |
| Regenerate Thumbnails Other | 806.8K sites |
| Paypal | 466.7K sites |
| Ivole | 48.3K sites |
| Easy Critical CSS Performance & Speed | 78 sites |
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