| Advertising & Conversion Tracking | |
| Facebook Pixel Meta tracking pixel measuring ad conversions and building audiences | 8.2M sites |
| Customer Chat & Support | |
| WhatsApp Business Chat Widget letting visitors start WhatsApp conversations with businesses | 4.5M sites |
| Hosting & Cloud Providers | |
| Amazon S3 Amazon cloud object storage for files and static assets | 5.4M sites |
| Amazon Web Services Amazon cloud platform offering compute, storage, and hosting | 13.6M sites |
| Google Cloud Google cloud platform for hosting, compute, and storage | 39M sites |
| CDN & Edge Delivery | |
| Amazon CloudFront Amazon content delivery network serving cached content globally | 6.2M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 138.6M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 122.9M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 56.1M sites |
| Google Font API Google service delivering free web fonts to websites | 87.6M sites |
| other | |
| Hotmart Platform for selling and hosting online courses and digital products | 6.7K sites |
| KlickPages Landing page builder for Brazilian digital marketers | 828 sites |
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