Cookiebot is a cloud-driven solution that automatically controls cookies and trackers, enabling full GDPR/ePrivacy and CCPA compliance for websites.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Mailchimp is a marketing automation platform and email marketing service.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Sitecore provides web content management, and multichannel marketing automation software.