Overview

Rules allows you to define conditions that, when met, trigger a certain action. With Requestly, you can take complete control over the HTTP requests that flow through your browser.

Redirect Rule

Replace Rule

Understanding Rule Types

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Redirect scripts, APIs, Stylesheets, or any other resource from one environment to another. Redirect Rule ➛

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Replace parts of URL like hostname, query value. Replace Rule ➛

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Modify HTTP request & response headers. Modify Headers Rule ➛

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Emulate website behviour on different devices/browsers. User-Agent Rule ➛

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Block network requests or entire websites to avoid distraction. Cancel Rule ➛

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Override API request body with static data or programmatically modify existing request payload. Modify Request Rule ➛

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Override API responses with static data or programmatically. Modify Response Rule ➛

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Inject Custom JavaScript (JS) or Styles (CSS) to any website. Insert Scripts Rule ➛

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Introduce latency or delay to the response from specific URLs. Delay Rule ➛

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Add or Remove Query Parameters. Query Param Rule ➛

HTTP Rules Overview Understanding Rule Types