Apple MapKit JS lets you embed interactive maps directly into your websites across platforms and operating systems, including iOS and Android.
Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Plausible is an open-source alternative to Google Analytics.