| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| EventOn WordPress event calendar and management plugin. | 42K sites |
| TablePress WordPress plugin creating and managing data tables | 580.3K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 11.8M sites |
| Hosting & Cloud Providers | |
| IONOS Web hosting and domain provider offering managed plans | 13.5M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 72.1M sites |
| UNIX Family of multitasking operating systems used on servers | 2.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| Handlebars JavaScript templating library generating HTML from templates | 314K sites |
| MetaSlider WordPress plugin creating responsive image sliders | 492.1K sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 8.4M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| jQuery Mobile jQuery-based UI framework for touch-optimized mobile sites | 977.2K sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 65.2M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 58.5M sites |
| Google Font API Google service delivering free web fonts to websites | 94.4M sites |
| other | |
| Auberge | 2K sites |
| Contact Form 7 Forms & Popups | 10.4M sites |
| Complianz | 2M sites |
| Regenerate Thumbnails Other | 1.1M sites |
| Duplicator – Backups & Migration Plugin – Cloud Backups, Scheduled Backups, & More Security & Privacy | 759.4K sites |
| Metaslider | 511.6K sites |
| Video Gallery And Player | 1.1K sites |
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