| Email & Push Marketing | |
| Zoho Business software suite including CRM and productivity tools | 2.2M sites |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| Business & Collaboration Apps | |
| Slack Team messaging and collaboration platform. | 414.2K sites |
| Communications | |
| SendGrid Cloud email delivery service for transactional and marketing mail | 3.8M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Web Servers & Operating Systems | |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| SEO & Content Discovery | |
| Ahrefs SEO toolset for backlinks, keywords, and site audits | 359.5K sites |
| other | |
| Semrush | 268 sites |
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