MockPro: Efficient API Mocking Tool for Chrome

MockPro is a versatile Chrome extension designed for developers who require efficient API mocking capabilities directly in their browser. This tool allows users to intercept and mock network requests for REST APIs, Server-Sent Events (SSE), and WebSocket connections effortlessly. With features like custom status codes, headers, and response bodies, MockPro provides full control over the data your application receives, making it an essential tool for frontend development, testing, and debugging without the need for external setups.

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The extension boasts advanced matching capabilities, allowing for precise control over request interception based on URL patterns, HTTP methods, headers, and body content. It also includes a professional code editor with JSON syntax highlighting, request logging, and a JSON Tree View for visualizing response structures. MockPro works entirely within the browser, ensuring data privacy, as no information is sent to external servers, and it is available as a free and open-source solution.

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App specs

  • License

    Free

  • Version

    1.1.3

  • Latest update

  • Platform

    chrome

  • Language

    English

  • Developer

Program available in other languages



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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is MockPro - API & Stream Mocker safe?

100/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

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Scan Info

Last scan
Friday, April 10, 2026
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MockPro - API & Stream Mocker has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center