Efficient JSON Viewer for Firefox Users

JSON Viewer is a free Firefox extension designed to enhance the viewing experience of JSON files directly within the browser. This tool is particularly beneficial for developers and IT professionals who work with web development, as it presents JSON data in a structured and easy-to-read format. Users can expand and collapse nodes, making it simple to navigate through complex JSON structures.

The viewer supports syntax highlighting, which improves readability and helps in identifying data types quickly. Additionally, JSON Viewer allows for easy copying of data and provides a clean interface that integrates seamlessly with Firefox. Overall, it serves as a practical utility for anyone dealing with JSON files, streamlining the process of data analysis and debugging.

App specs

  • License

    Free

  • Version

    1.0

  • Latest update

  • Platform

    firefox

  • Size

    21.94 KB

  • Developer

    • li0ard

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 JSON Viewer 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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  • Spyware free
  • Malware free
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Scan Info

Last scan
Tuesday, September 30, 2025
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VirusTotal · Full report

File Integrity

File
1.0.xpi
SHA256
78f8ac6cde54c5545cbf6e51f5b1bbc4413bec862872e85834214171d3ad87bf
SHA1
a9be2799f39900ecb337d875bed6e374c66306af

Softonic security commitment

JSON Viewer 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.