| 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 | |
| Astra Lightweight, customizable WordPress theme for many site types | 5.8M sites |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M sites |
| Elementor Header & Footer Builder WordPress plugin building custom headers and footers for Elementor | 2.8M sites |
| Ultimate Addons for Elementor WordPress plugin adding widgets and extensions to Elementor | 522.9K sites |
| Email & Push Marketing | |
| Omnisend Email and SMS marketing automation platform for ecommerce. | 28.4K sites |
| Business Email & Productivity | |
| Titan Business email hosting built for professionals and domains | 875.4K sites |
| Communications | |
| Mailgun Transactional email API service for sending and tracking mail | 1.3M sites |
| Hosting & Cloud Providers | |
| Hostinger Web hosting provider offering shared and cloud plans | 19.3M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| 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 | |
| Lodash JavaScript utility library providing helper functions for common tasks | 3.5M 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 | |
| Endurance Page Cache Page caching system used on Endurance and Bluehost WordPress hosting. | 2.4M sites |
| 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 | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M 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 | |
| Litespeed Cache | |
| Titan Email Hosted business email service tied to domain registrars | 954.5K 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 |
| 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 |
| Mcp | 3.1M sites |
| Nps Survey | 3M sites |
| Wc Admin Email | 3M sites |
| Rankmath | 2.6M sites |
| Wpforms | 2.2M sites |
| Astra | 1.9M sites |
| Complianz | 1.4M sites |
| Bsf Core | 1.3M sites |
| Zipwp | 1.1M sites |
| Gutenberg Templates | 1.1M sites |
| Zipwp Images | 1.1M sites |
| Hfe | 1M sites |
| One Onboarding | 899.8K sites |
| Wc Push Notifications | 708.8K sites |
| Uag | 543.4K sites |
| Spectra | 542K sites |
| Paypal | 466.7K sites |
| Payments | 438.2K sites |
| Really Simple Security | 310K sites |
| Fl Controls | 234.9K sites |
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