JSON Validator & Beautifier
Format messy JSON strings into clean, readable code with 2-space or 4-space indentation, or minify JSON for production payload optimization.
Input JSON Code
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Validated JSON Output
Why Validate & Format JSON?
JSON (JavaScript Object Notation) is the global standard data format for REST APIs and configuration files. Minor punctuation mistakes like trailing commas, unquoted keys, or missing brackets break applications. This tool parses your JSON data and helps pinpoint exactly where syntax errors occur.
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