| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Divi Popular WordPress theme and visual page builder | 3.9M sites |
| Max Mega Menu WordPress plugin building advanced dropdown mega menus | 1.6M sites |
| The Events Calendar WordPress plugin managing and displaying events and calendars | 967.3K sites |
| Web Analytics & Measurement | |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Email & Push Marketing | |
| Pardot Salesforce B2B marketing automation platform | 59.3K sites |
| Sales & CRM | |
| Salesforce Cloud CRM platform for sales, marketing, and service | 165.4K 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 |
| Communications | |
| SMTP2GO SMTP email delivery service for applications. | 56.1K sites |
| Hosting & Cloud Providers | |
| Flywheel Managed WordPress hosting provider | 324.8K sites |
| CDN & Edge Delivery | |
| Fastly Edge cloud platform and content delivery network | 2.6M sites |
| jsDelivr Free open-source CDN for JavaScript, CSS, and assets | 19.2M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Animate.css CSS library providing ready-made animation effects | 7.6M sites |
| FitVids.JS JavaScript utility making embedded videos responsive | 5M sites |
| Magnific Popup Responsive lightbox and popup library for images and content | 8.2M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M 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 |
| jQuery Mobile jQuery-based UI framework for touch-optimized mobile sites | 1.3M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| WP Rocket Premium WordPress caching and performance optimization plugin | 3.8M sites |
| Media, Maps & Social | |
| Chart.js JavaScript library rendering charts on HTML canvas | 1.3M sites |
| YouTube Video hosting platform whose players embed into web pages | 8M 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 |
| other | |
| Greenhouse Applicant tracking and recruiting software with hosted job boards | 2.9K sites |
| KnowBe4 Security awareness training and phishing simulation platform | 168.1K sites |
| Yoast | 9.2M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Mcp | 3.1M sites |
| Redirection SEO | 2.6M sites |
| Divi | 1.8M sites |
| Wp Rocket | 1.7M sites |
| Ai1wm | 1.2M sites |
| Code Snippets Design & Themes | 1.1M sites |
| Cky | 1.1M sites |
| tribe Other | 497.5K sites |
| Cptui | 447.7K sites |
| Tec | 409.2K sites |
| Cleantalk Antispam | 246.1K sites |
| Gf | 140.9K sites |
| Flywheel | 111.9K sites |
| Gwiz | 61.6K sites |
| Gravity Pdf | 38.3K sites |
| Elicus | 12.5K sites |
| Gravityview | 11.8K sites |
| Sps | 2.2K sites |
| Docs Other | 26 sites |
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