Validate, lint, and debug syntax errors in JSON code with position highlights.
Enter or paste your text or data into the input area above to begin using the JSON Validator utility.
Configure the tool options exactly how you want them. Every setting is applied instantly so you can preview the outcome.
Click the button to instantly process your data. All JSON Validator operations happen locally in your browser for maximum privacy and speed.
Share your results or instantly copy the generated output to your clipboard. No account or registration is required to use this utility!
Your inputs are never logged.
Everything runs entirely in your browser.
Zero latency, no wait times or queues.
Format, beautify, and validate JSON data directly in your browser.
Encode text to Base64 or decode Base64 back to text instantly.
Encode special characters in URLs or decode them back to readable text.
Decode JSON Web Tokens (JWT) safely in your browser (no server parsing).