| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| TablePress WordPress plugin creating and managing data tables | 781.1K sites |
| WP-PageNavi WordPress plugin adding numbered pagination navigation | 530.5K sites |
| WordPress Popular Posts WordPress plugin displaying a widget of popular posts | 208.2K sites |
| Customer Chat & Support | |
| Tawk.to Free live chat widget for customer messaging on websites. | 122.2K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Hosting & Cloud Providers | |
| Interq Gmo Internet Group, Inc. Network operator identifier for GMO Internet hosting | 2.6M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 79.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 43.5M sites |
| JavaScript Libraries & Widgets | |
| 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 |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 32.3M 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 |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Aioseo | 1.5M sites |
| Metaslider | 362.4K sites |
| Font Awesome Other | 351.6K sites |
| IndexNow Plugin SEO | 107.3K sites |
| WP Popular Posts Content & Media | 76.5K sites |
| Search Regex Productivity & Operations | 70.5K sites |
| Slimstat | 40.7K sites |
| Bogo Translation & Localization | 6.3K sites |
| Collapsing Categories Content & Media | 1.4K sites |
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