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Trình xem dạng cây JSON

JSON tree viewer: render JSON as collapsible color-coded tree with expand and collapse for deep data for APIs, with one-click copy and offline.

Cách sử dụng

Dán nội dung JSON, nhấp vào “Kết xuất” để tạo cấu trúc cây, nhấp vào nút để mở rộng hoặc thu gọn.

Overview

JSON Tree Viewer is a Developer tool. Render JSON as collapsible color-coded tree with expand and collapse for deep data for APIs, with one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Daily use of JSON Tree Viewer: Paste JSON, click Render to build a tree, and click nodes to expand or collapse. — enter and get instant results without manual lookup.
  • One-click copy keeps results ready to save, check or share with family and pros.
  • Use JSON Tree Viewer offline or on poor network — all calculations stay local and private.
  • Test regex with highlights
  • Escape code for string literals

How to use

  1. 1 Paste JSON, click Render to build a tree, and click nodes to expand or collapse..
  2. 2 Pick action and options
  3. 3 Fix highlighted errors
  4. 4 Copy or export

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Disable live validation for large files
  • Watch greedy vs lazy regex
  • Strict JSON disallows comments/trailing commas

FAQ

Why invalid?
Trailing commas, single quotes or BOM often cause it.
Offline?
Yes, parsing is local.
How is JSON Tree Viewer different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “json viewer” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
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All calculations run locally in your browser; nothing is uploaded.