JSON Formatter
Format, validate, and minify JSON with syntax highlighting and error detection. Free, runs entirely in your browser.
About this JSON Formatter tool
CheckHub formats, validates, and minifies JSON locally. Syntax errors are pinpointed by line and column, and the output preserves Unicode escapes.
How to use the JSON Formatter
- Step 1. Paste JSON.
- Step 2. Pick format or minify.
- Step 3. Copy the result.
Frequently asked questions
- Is my JSON sent anywhere?
- No. Parsing and formatting run entirely in your browser.
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