JSON Formatter & Validator
Format, minify, validate and optionally sort JSON keys entirely in your browser.
FreeNo signupRuns in your browser
Enter your values
How to use JSON Formatter & Validator
- Enter JSON input, Indent, Sort object keys, Action.
- Choose the options that match your task and leave genuinely optional fields blank when they do not apply.
- Select Calculate / Run and review the result panel.
- Check units, assumptions and any limitations shown on the page before using the result for an important decision.
About this tool
Format, minify, validate and optionally sort JSON keys entirely in your browser. Use the form above to enter JSON input, Indent, Sort object keys, Action. The calculation or transformation runs locally in your browser.
Frequently asked questions
What does JSON Formatter & Validator do?
Format, minify, validate and optionally sort JSON keys entirely in your browser.
What information do I need?
The form is built around these inputs: JSON input, Indent, Sort object keys, Action.
Does my input get uploaded?
For this tool, the calculation or transformation runs in your browser. Your entered values are not intentionally sent to ToolboxKart for processing.
Is this tool free to use?
Yes. You can use this ToolboxKart tool without creating an account.