JSON URL Validator — Validate URL Format in JSON
Free online JSON url validator. Validate url format in JSON data with instant pattern checking. 100% browser-based — your data stays private.
What Is This?
JSON is a flexible data format, but when you need to store url values, they should follow a consistent pattern. Our JSON URL format validator checks if url strings in your JSON data match the expected format: protocol://domain/path. All validation happens in your browser — your JSON never leaves your device.
How to Use
Enter your JSON
Paste your JSON data containing the values you want to validate.
Select format
The validator automatically checks for URL format: https://example.com/page.
Review results
Invalid values are highlighted with specific error messages for easy correction.
Examples
https://example.com/page
To validate url format in your JSON data, paste your JSON string into the validator. The tool scans every string value and checks if it matches the url pattern. Invalid values are highlighted with explanations, making it easy to fix data quality issues in your JSON documents.
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Frequently Asked Questions
What is a valid URL format?
A valid URL format follows the pattern: protocol://domain/path. Example: https://example.com/page.
Does validation work on nested JSON?
Yes, the validator scans all string values at any depth in your JSON structure.
Is my JSON data uploaded anywhere?
No, all processing happens client-side. Your data never reaches any server.