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JSON Master

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ExtensionDeveloper Tools4 users
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Item media 2 (screenshot) for JSON Master
Item media 1 (screenshot) for JSON Master
Item media 1 (screenshot) for JSON Master
Item media 2 (screenshot) for JSON Master

Overview

Lightweight JSON viewer with jq-style path navigation and search

# JSON Master — Lightweight JSON viewer with powerful navigation Fast, keyboard-driven JSON viewer for developers who work with APIs, logs, and data files. Navigate complex JSON structures with ease using jq-style paths and intuitive shortcuts. ## Key Features ### 🎯 Smart Navigation - **jq-style paths**: Copy exact paths like `.users[0].name` for any field - **Instant search** (Cmd+P): Fuzzy search with priority sorting—exact matches first - **Minimap** (Cmd+M): Quick sibling navigation with visual overview - **Shareable links**: URL updates with selected path—share exact locations with teammates ### ⌨️ Keyboard-First Design - **Arrow keys**: Navigate up/down/left/right through the tree - **Home/End**: Jump to first/last sibling - **Enter**: Expand/collapse nodes - **Esc**: Return to root - **Tab**: Autocomplete in search ### 📋 Smart Copy & Interaction - **Click key** → Copy jq path - **Click value** → Copy raw value (no JSON wrapper) - **Click URL** → Auto-detected links open in new tab - **Cmd+C** → Copy selected section (beautified) ### ⚙️ Flexible Configuration - **URL Filters**: Control which sites activate the extension (glob patterns) - **Minimap default**: Auto-show on page load - **Clipboard viewer**: Open JSON from clipboard in new tab - **Enable/Disable**: Complete control over activation ## Perfect For - 🔧 **Backend engineers** inspecting API responses - 📊 **Data analysts** exploring complex data structures - 🐛 **Debuggers** tracking down issues in JSON logs - 👥 **Teams** sharing exact JSON locations via links ## Technical Highlights - **Lightweight**: ~43KB total, minimal memory footprint - **Fast**: Generator-based search with early termination - **Clean**: Vertical layout with keys on separate lines for readability - **Modern**: Manifest V3, Chrome 110+ ## Privacy - **Minimal permissions**: Only uses storage for local settings - **No tracking**: Your data stays on your machine - **No external calls**: Fully offline-capable Transform raw JSON pages into interactive, navigable trees. Stop scrolling, start navigating.

Details

  • Version
    1.1.0
  • Updated
    February 14, 2026
  • Offered by
    spectaclehong
  • Size
    58.88KiB
  • Languages
    English
  • Developer
    Email
    spectaclehong@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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The developer has disclosed that it will not collect or use your data.

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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