| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| Customer Chat & Support | |
| WhatsApp Business Chat Widget letting visitors start WhatsApp conversations with businesses | 5.9M sites |
| Hosting & Cloud Providers | |
| Melbicom-Eu-As Melbikomas Uab Hosting and network operator run by Melbikomas UAB in Lithuania | 5.9K sites |
| Web Servers & Operating Systems | |
| LiteSpeed High-performance web server known for speed and caching | 39.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| OWL Carousel Touch-enabled jQuery carousel and slider library | 10.2M 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 |
| 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 |
| 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 |
| 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 |
| Awb | 489.7K sites |
| Mec | 53.3K sites |
| Elfsight Testimonials Slider Other | 2.5K sites |
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