| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 56.5M sites |
| WordPress Themes & Plugins | |
| The Events Calendar WordPress plugin managing and displaying events and calendars | 723.2K sites |
| Web Analytics & Measurement | |
| Piwik PRO Core Privacy-focused analytics and tag management platform | 625.6K sites |
| Email & Push Marketing | |
| Constant Contact Email marketing platform for small businesses | 180.3K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 11.5M sites |
| Hosting & Cloud Providers | |
| Plesk Web hosting control panel for managing servers and sites | 5.4M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 12.9M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 67.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 89.1M sites |
| Front-End Frameworks & UI Toolkits | |
| PWA Progressive web app technology enabling installable, offline-capable sites | 26.5M sites |
| JavaScript Libraries & Widgets | |
| FitVids.JS JavaScript utility making embedded videos responsive | 3.8M sites |
| Infinite Scroll JavaScript library loading page content automatically while scrolling | 721.2K sites |
| Lightbox JavaScript script displaying images in an overlay popup | 5.8M sites |
| Modernizr JavaScript library detecting browser feature support | 5.8M sites |
| Packery JavaScript layout library arranging elements in grids | 312.8K sites |
| Swiper Modern touch slider and carousel library for web and mobile | 19.4M sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 8.2M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 90.4M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 39.3M sites |
| parallax.js JavaScript library creating parallax scrolling background effects | 4.8M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 58.4M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 59.8M sites |
| WordPress Super Cache WordPress plugin generating static cached pages for speed | 932.9K sites |
| Media, Maps & Social | |
| Custom Twitter Feeds WordPress plugin embedding customizable Twitter feeds | 190.7K sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 122.9M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 53.2M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 16M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 56.1M sites |
| other | |
| Phs | 318 sites |
A free account doubles your daily searches.
