| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Colibri WP WordPress page builder and theme. | 123K sites |
| GoDaddy CoBlocks WordPress plugin adding content blocks to the editor | 809.4K sites |
| Email & Push Marketing | |
| Mailchimp Email marketing platform for campaigns and audience management | 4.2M sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Formidable Form WordPress plugin for building advanced forms and views | 511.8K sites |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| Proofpoint Email security service protecting against threats and spam | 1.2M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| Cloudflare Bot Management Cloudflare service detecting and mitigating malicious bot traffic | 7.7M sites |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| AOS JavaScript library animating elements as they scroll into view | 1.1M sites |
| Animate.css CSS library providing ready-made animation effects | 7.6M sites |
| Lightbox JavaScript script displaying images in an overlay popup | 7.6M sites |
| Moment.js JavaScript library for parsing and formatting dates | 2.7M sites |
| Slick Responsive carousel and slider library for web pages | 9.9M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| Typed.js JavaScript library animating a typewriter text effect | 958.7K 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 |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Media, Maps & Social | |
| Instagram Feed for WordPress WordPress plugin embedding Instagram feeds on a site | 1.9M sites |
| Smash Balloon Instagram Feed WordPress plugin displaying customizable Instagram feeds | 1.7M sites |
| YouTube Video hosting platform whose players embed into web pages | 8M sites |
| amCharts JavaScript charting and mapping library for interactive data visualizations. | 55.6K 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 |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M 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 |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Yoast | 9.2M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Wpcom | 2.2M sites |
| My Jetpack | 2.1M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 2.1M sites |
| Hub Connector | 1.2M sites |
| Wpmudev_pcs | 878.7K sites |
| Objectcache | 796.6K sites |
| Two Factor Security & Privacy | 644.8K sites |
| Wpaas | 527.4K sites |
| Wp Site Designer | 527.3K sites |
| Forminator Forms – Contact Form, Payment Form & Custom Form Builder Forms & Popups | 464.4K sites |
| Gdl | 342.5K sites |
| Page Builder Gutenberg Blocks – CoBlocks Design & Themes | 303.8K sites |
| Frm Admin | 278.8K sites |
| Adsagent | 118.5K sites |
| Colibri_theme | 104.4K sites |
| Colibri | 56.9K sites |
| Gd Mcp | 54.1K sites |
| Sd Drafts | 54.1K sites |
| Wptravelengine | 9.9K sites |
| Block Patterns | 9.6K sites |
| Weather Atlas Widget Other | 5.7K sites |
| WP Travel – Ultimate Travel Booking System, Tour Management Engine Other | 2K sites |
| Tripzzy Search Form | 124 sites |
| Tripzzy – Travel Engine System Other | 92 sites |
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