JSON Formatter

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JSON Compress

JSON Repair

JSON to SQL

JSON Generator

Excel to CSV

CSV Viewer

Features

All-in-one processing: supports JSON formatting, compression, intelligent syntax validation, and automatic error repair, perfect for API debugging and data cleaning
Visual tree editing: built-in powerful Tree View editor with node CRUD, property deletion, and array drag-and-drop sorting, greatly reducing manual editing errors
Multi-language code generation: convert JSON to TypeScript interfaces, Java entity classes, Python classes, Go structs, and other mainstream programming language code in one click
Flexible input/output: supports text paste, JSON file upload, result download, and one-click copy, meeting efficient workflows in development and production environments
Ultra-fast local processing: pure browser-based local computation, no server upload required, ensuring privacy and security of your sensitive business data with lightning-fast processing

FAQ

How do I format messy JSON data with one click?

Simply paste your JSON content into the input box or upload a JSON file. The tool will automatically detect and format the JSON data, adding proper indentation and line breaks to make the structure clear and readable. It also supports one-click compression (Minify), greatly improving API debugging and data reading efficiency.

What if my JSON has syntax errors? Can it auto-fix them?

The tool includes powerful intelligent syntax validation and automatic error repair algorithms. It can automatically detect and attempt to fix common JSON syntax errors (such as extra commas, unclosed quotes, illegal characters, etc.), with real-time highlighting of error positions, ensuring the output JSON data is valid and structurally complete.

How can I visually edit JSON nodes or adjust array order?

Our tool provides a powerful visual tree editor (Tree View). You can directly perform CRUD operations on JSON nodes in the tree view, and even adjust array element order with simple drag-and-drop, without manually modifying complex JSON text, greatly reducing the risk of editing errors.

Does it support converting JSON to TypeScript, Java, and other entity class code?

Absolutely. The tool includes multi-language code generation functionality that can convert JSON data structures to TypeScript interfaces, Java entity classes, Python classes, Go structs, and code in other mainstream programming languages with one click, greatly improving coding efficiency for full-stack developers.

Will formatting JSON online compromise my data privacy?

No. Our JSON formatting and editing is processed entirely in your browser locally, with no data uploaded to any server. Whether it's sensitive enterprise API data or personal configuration files, you get enterprise-grade privacy and security protection.