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smartdevbox
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JSONPath Evaluator — Query JSON with JSONPath Online

JSONPath Evaluator applies a JSONPath expression to JSON input and returns the matching nodes as a JSON array. Uses the jsonpath-plus library for full JSONPath support including recursive descent (..), filters, and wildcards.

Common Use Cases

  • Querying specific fields from deep API response JSON
  • Extracting values from complex nested JSON structures
  • Testing JSONPath expressions before using them in code

Frequently Asked Questions

What JSONPath syntax does SmartDevBox support?

SmartDevBox uses the jsonpath-plus library, which supports the full JSONPath specification including $, ., .., *, [], ?(), and script expressions.

Privacy & Security

This tool runs entirely in your browser using client-side JavaScript. No data is sent to a server — your input never leaves your machine. SmartDevBox has no account system, no usage tracking, and no paid tier. See the Privacy & Security page for full details.

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