About
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JSONPath Tester

Query JSON nodes and values with path expressions

Usage guide and feature details

What is a JSONPath tester for?

JSONPath is a query syntax for selecting values from JSON with root nodes, properties, array indexes and wildcards. It is useful for API debugging and automated test assertions.

JSONPath Tester is a free online utility for development, testing, and everyday data tasks. It is designed to Query JSON nodes and values with path expressions. No software installation or account is required.

Practical example and boundaries

Select names of active users

JSONPath selects nodes from nested JSON with root, property, index, wildcard, recursive and filter expressions. Matches are returned as a JSON array.

Example input

Path: $.users[?(@.active)].name
JSON: {"users":[{"name":"Ada","active":true},{"name":"Lin","active":false}]}

Expected output

[
  "Ada"
]

Limitations and cautions

JSONPath dialects differ in script and extension support. This tool uses jsonpath-plus for read-only queries and does not modify source JSON.

Key features of JSONPath Tester

  • Process input instantly and spend less time switching between editors, terminals, and third-party apps.
  • Calculations run in your current browser by default, making the tool suitable for code, configuration, and debugging data.
  • Use essential features without registration, sign-in, or routine usage limits.
  • Works on desktop and mobile browsers with clear results that are easy to edit, copy, or download.

How to use JSONPath Tester

  1. Enter, paste, or select the content in the tool above, then adjust any available options.
  2. Choose the relevant action and JSONPath Tester will process and validate the input directly in your browser.
  3. Review the output, make any required changes, then copy the result or download the available file.

Common uses for JSONPath Tester

Use JSONPath Tester while building front-end pages, debugging APIs, reviewing configuration, preparing test data, or working on technical documentation. It helps you Query JSON nodes and values with path expressions, which is useful for quick checks, one-off conversions, and repetitive development tasks.

Frequently asked questions about JSONPath Tester

Why is the result always an array?

A path can match zero, one or many nodes, so a consistent array safely represents every case.

Is JSONPath Tester free to use?

Yes. JSONPath Tester is free to use without registration and is designed to Query JSON nodes and values with path expressions.

Is my input uploaded when I use JSONPath Tester?

This tool runs locally in your browser. Your input is never sent to our servers.