JSON Validator Status: Not validated
Result Copy
Key capabilities
- Accurate validation: Clear error messaging with line/column indicators.
- Format control: Prettify with adjustable indentation; minify to compact output.
- Zero‑upload privacy: Data never leaves your device.
- Copy/Download: One‑click copy or save to file.
How it works
- Paste or drop a JSON payload.
- Select Validate to identify syntax issues.
- Choose Beautify or Minify and copy the result.
FAQ
What is JSON?
JSON (JavaScript Object Notation) is a lightweight, text‑based data format for structuring data as key–value pairs and arrays. It is the defacto standard for web APIs.
Do you upload my data?
No. All operations run client‑side in your browser.