Validateur JSON
Validez le JSON avec positions d'erreur précises.
Traité localement dans votre navigateur — vos fichiers ne quittent jamais votre appareil.
Input is parsed only — never executed as code.
Mode d'emploi
- 1Paste the text to validate.
- 2Click Validate and read the verdict.
Check whether text is valid JSON. Errors report the message plus line and column numbers. JSON is only parsed — never executed.
Questions fréquentes
Is validation safe?
Yes. Input is parsed with JSON.parse only; nothing is ever executed as code.
Is my data uploaded?
No. Validation happens entirely in your browser.