GR Pilot Free Tool
JSON Validator
Validate, format, and minify uploaded JSON files with exact parse diagnostics and duplicate key warnings.
JSON Input
This free tool is designed for one JSON file at a time.
Upload JSON File (.json files supported)
Current file: sample.json
JSON Content
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Line-by-line view updates as you edit or upload JSON.
Ready to validate JSON.
GR Pilot Bulk Validation
Validate every JSON file on your server
Scan mission folders
Report every broken JSON
Catch issues before restart
Unlock Bulk JSON Validation with GR Pilot
Pilot can validate all connected server JSON files together instead of checking one file at a time.