JSON Beautifier
A JSON beautifier is useful when a valid JSON document is minified or compressed onto one line. It restores readable whitespace without changing parsed values.
Quick answer
Pretty-print JSON with consistent indentation so objects and arrays are easier to read. The core operation is designed for quick browser-based use without an account.
How to use this tool
- Paste valid json
- Choose the available indentation behavior
- And run the beautifier.
Common errors and things to check
Beautifying cannot repair malformed JSON. Validate syntax when parsing fails.
Common use cases
- Reading minified API responses
- Reviewing configuration files
- Preparing JSON examples
Privacy and local processing
Core processing for this tool is designed to happen in your browser. The page does not intentionally upload ordinary tool input to a DataToolBase server. Do not paste passwords, private keys, access tokens, personal data, or other sensitive secrets unless you have verified the security requirements for your use case.
Frequently asked questions
Is beautifying the same as formatting?
For JSON, the terms are commonly used for the same readability-focused operation.
Does beautifying change values?
No. It changes presentation whitespace only.