JSON Formatter
Pretty-print and beautify JSON with custom indentation.
About the JSON Formatter
Format messy or minified JSON into a clean, readable structure with configurable indentation and optional key sorting. Errors are reported with the exact line and column so you can fix them quickly.
Popular uses
- json
- formatter
- beautify
- pretty print
- indent
Examples
Minified to pretty
JSON{"name":"Ada","skills":["logic","math"]}Output
JSON{
"name": "Ada",
"skills": [
"logic",
"math"
]
}Keyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
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Frequently asked questions
Read more
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- A practical guide to formatting, validating and converting JSON
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Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser