Cloudflare Zaraz

A third-party tool manager built for speed, privacy, and security
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Zaraz loads third-party tools in the cloud, away from browsers, improving web application speed, security, and privacy. Load analytics tools, advertising pixels, widgets, and other third-party tools without slowing down your applications.

Illustration of Cloudflare Zaraz
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Speed up your website

Improve website performance by loading third-party tools in the cloud instead of the browser. The result: a better user experience and improved SEO.

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Make your app more secure

Third-party scripts can be entry points for attackers. Zaraz gives you control over what scripts can do on your site, reducing your risk.

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More user privacy

Control personal data accessed by third-party tools.

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Easier development

Add multiple third-party tools using the Zaraz dashboard, with minimal code changes. Use one API to track engagement.

How it works

Load third-party tools without weighing down web apps

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With Cloudflare Zaraz, third-party tools load in the cloud instead of the browser.

Running on the Cloudflare global network, which spans 320 cities across 120 countries, Zaraz dynamically deploys third-party tools with minimal latency, no matter where users are.

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Zaraz uses Workers to make 3rd party tools secure and fast

What our customers are saying

"Leveraging Zaraz, Instacart was able to significantly improve performance of our Shopper-specific domains with minimal changes required to the overall site."

Staff Software Engineer, Cloud Foundations, Instacart — Marc Barry

Top Zaraz use cases

Cloudflare Zaraz improves the user experience, helps to prevent attacks, supports user privacy, and makes life easier for developers.

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Improve page load with minimal effort:

Without code changes, Zaraz can speed up websites by offloading third-party tools from the browser.

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Reduce attack surface:

Limit what scripts can do on your website to reduce the risks from potential third-party tool compromise.

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Better control of sensitive data:

Get an alert or mask sensitive information when it is passed to third-party vendors.

Ready to use Cloudflare Zaraz