Effortless JSON Formatting with json-prettifier

json-prettifier is a free Chrome extension designed for developers who frequently work with JSON data. This tool simplifies the process of formatting raw JSON responses from websites and APIs into a clean, visually appealing format. With features like collapsible code blocks and line number display, users can easily navigate and debug their JSON data, enhancing productivity and efficiency during development tasks.

One of the standout features of json-prettifier is its customization options. Users can choose from a variety of pre-built themes or create their own unique theme, allowing for personalized color schemes and settings. Additionally, the extension includes functionality to toggle comments, highlight bracket pairs, and expand or collapse sections of JSON code. These features contribute to improved readability and overall user experience when handling JSON.

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App specs

  • License

    Free

  • Version

    1.0.0

  • 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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Score result: Clean

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Last scan
Monday, August 25, 2025
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json-prettifier 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.