JSON Formatter
A tool for pretty-printing JSON data for readability or minifying it to reduce file size, with syntax highlighting and customizable indentation. It includes built-in validation that detects and pinpoints JSON syntax errors with clear error messages. Essential for developers working with API responses, editing configuration files, and debugging data structures.
Input
Output
Enter JSON and click "Format" or "Minify"
Practical Guide
Developer utilities for JSON, Cron, HTTP, URLs, UUIDs, subnets, and other checks that come up repeatedly during development and operations. Designed for quick validation before opening heavier tools.
When this tool is useful
JSON Formatter helps with common Developer Tools tasks that require quick checking, conversion, or creation. It supports workflows such as Pretty print and minify JSON data, Syntax highlighting for readability without forcing users to switch pages or apps.
Processing and privacy
Your input is processed in the browser and is not designed to be sent to a server just to use the tool. This makes it suitable for temporary checks, draft work, and pre-publication cleanup.
Workflow tip
After checking the result, use the related tools and same-category links near the bottom of the page to continue the surrounding task. Frequently used tools also appear in the Recently Used section.
JSON Formatter Features
- Pretty print and minify JSON data
- Syntax highlighting for readability
- Validation to detect JSON syntax errors
- Customizable indentation width
How to Use
- 1Paste JSON data into the text area
- 2Click Format or Minify button
- 3Copy the formatted JSON for use
FAQ
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