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JSON Pretty Pro - JWT decoding,Time Machine,API diff tool,Tree View

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Overview

Prettify JSON color-coded tree views,validate,minify, JSONPath queries, JWT decoding, HATEOAS, Time Machine, API diff tool

JSON Vision Pro - Beautiful JSON Viewer for Developers Transform raw JSON into a clean, interactive viewing experience. Built for API developers who work with JSON responses daily. 🎯 Key Features Smart JSON Formatting View JSON in a beautiful, collapsible tree structure with syntax highlighting. Toggle between tree and table views for array data with HATEOAS support 🎨 Visual Previews - JSON Playground - Validate ,Format, Minify, Download 🔑 JWT Token Decoder Instantly decode JWT tokens with one click. See header, payload, and expiration status. No more copying to external tools. 📊 Response Comparison Compare API responses side-by-side. Automatically detects changes between requests and highlights added, removed, and modified fields. 🎨 Visual Previews - Color codes display as color chips - Image URLs show inline thumbnails - Unix timestamps convert to readable dates - All automatically detected and previewed ⚡ Powerful Search & Filter - Instant search across all JSON keys and values - JSONPath query support ($.users[*].name) - Filter results in real-time 📝 Time Machine Browse history of recent API calls. Quickly switch between different endpoints and compare responses. 🛠️ Developer Tools - Copy JSON paths to clipboard - Export to CSV format - Collapsible tree navigation - Dark theme optimized for long sessions 🔒 Privacy First 100% local processing. No data ever leaves your browser. No tracking, no analytics, no external servers. 🚀 How to Use Install the extension Visit any URL that returns JSON Enjoy the beautiful viewer automatically Works with: - REST APIs (api.github.com, jsonplaceholder.typicode.com) - Local JSON files - Any endpoint returning application/json 💡 Perfect For Backend developers testing APIs QA engineers validating responses Data analysts exploring JSON data Anyone who works with JSON daily 🆓 Completely Free for Now may get paid in future. All features included. No premium tiers, no paywalls, no subscriptions. 📢 Feedback & Support Love it? Rate us 5 stars! Found a bug? Let us know in the reviews. Note: This extension only activates on pages serving JSON content. It will not affect regular web browsing.

Details

  • Version
    1.0.7
  • Updated
    April 17, 2026
  • Offered by
    automatic.self.attendance
  • Size
    43.96KiB
  • Languages
    English
  • Developer
    Email
    automatic.self.attendance@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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JSON Pretty Pro - JWT decoding,Time Machine,API diff tool,Tree View has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

JSON Pretty Pro - JWT decoding,Time Machine,API diff tool,Tree View handles the following:

Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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