A simple Chrome extension to make JSON readable again

Tired of Chrome turning JSON into a wall of text?

Here’s a clean, no-BS extension that makes JSON easy to read:

👉 JSON Viewer Advanced Format


✅ Why it’s worth installing

  • Auto-formats and highlights JSON instantly
  • Expand/collapse nodes for easier navigation
  • Dark mode support (follows system theme)
  • Works on any valid JSON URL or pasted content
  • Handles large JSON files smoothly
  • Copy any part of the JSON with one click
  • Search/filter support (Ctrl+F works)
  • 100% local — no tracking, no background scripts, no network access
  • Lightweight and fast — no unnecessary bloat

Great for anyone working with APIs or debugging JSON in the browser.


📸 Screenshots / demo

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Give it a try and see the difference:

👉 Install JSON Viewer Advanced Format