| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 10.9M 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 |
| Web Analytics & Measurement | |
| Yandex.Metrika Web analytics service from Yandex. | 1.2M sites |
| Customer Chat & Support | |
| WhatsApp Business Chat Widget letting visitors start WhatsApp conversations with businesses | 5.9M sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Mailcheck JavaScript utility suggesting corrections for mistyped email addresses | 1.2M sites |
| Popup Maker WordPress plugin for creating popups, modals, and opt-in forms. | 194.8K sites |
| Hosting & Cloud Providers | |
| Timeweb Russian web hosting and cloud provider | 490.3K sites |
| Security & Bot Defense | |
| Akismet WordPress service filtering spam comments and form submissions | 425.4K sites |
| Really Simple SSL & Security WordPress plugin enforcing HTTPS and hardening site security | 6.4M sites |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Chosen JavaScript library enhancing select boxes with search | 830.7K sites |
| FlexSlider Responsive jQuery slider and carousel library | 519.3K sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| Underscore.js JavaScript utility library offering functional programming helpers | 6.3M sites |
| iCheck jQuery plugin for styled checkboxes and radio buttons. | 164.4K 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 |
| punycode JavaScript utility encoding internationalized domain names | 1.3M sites |
| slideout JavaScript library for touch slideout navigation menus. | 143.1K sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Media, Maps & Social | |
| GTranslate Website translation and localization widget. | 269K sites |
| Sassy Social Share WordPress plugin adding social sharing buttons | 193.6K sites |
| SEO & Content Discovery | |
| All in One SEO WordPress plugin managing SEO settings, sitemaps, and metadata | 4.7M sites |
| All in One SEO Pack WordPress plugin managing SEO settings, sitemaps, and metadata | 4.2M sites |
| 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 |
| Google Font API Google service delivering free web fonts to websites | 105.7M 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 |
| Nps Survey | 3M sites |
| Wc Admin Email | 3M sites |
| Astra | 1.9M sites |
| Aioseo | 1.5M sites |
| Bsf Core | 1.3M sites |
| Zipwp | 1.1M sites |
| Gutenberg Templates | 1.1M sites |
| Zipwp Images | 1.1M sites |
| Uag | 543.4K sites |
| Spectra | 542K sites |
| Pum | 537.2K sites |
| Popup Maker – Boost Sales, Conversions, Optins, Subscribers with the Ultimate WP Popup Builder Marketing & Email | 397.8K sites |
| Really Simple Security | 310K sites |
| WP Rollback – Rollback Plugins and Themes Other | 204.4K sites |
| Yikes | 56.6K sites |
| Market Exporter Commerce & Selling | 726 sites |
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