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JSONPath Tester

JSON & Data Format · Free Online Tool

Evaluate JSONPath expressions to extract JSON values.

By CoderNewbie Team
326 chars
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Subset Syntax

Supports $, .key, [n], [*], slices and ..key.

Live Match Count

See how many values matched your expression, with full JSON pretty-printed output.

Recursive Descent

Use ..key to find every occurrence of a key at any depth in the tree.

How to Use JSONPath Tester

  1. 1Paste your input data (JSON, CSV, XML, YAML, etc.) into the input field.
  2. 2The tool automatically processes and validates your data.
  3. 3Review the converted output in the result panel.
  4. 4Copy or download the converted result.

Features

  • ✓100% free — no signup, no subscription, no ads
  • ✓Runs entirely in your browser — data never leaves your device
  • ✓Fast and lightweight — instant results
  • ✓Cross-platform — works on desktop, tablet, and mobile

Frequently Asked Questions

Can I convert large JSON files?

Yes, but performance depends on your browser. Files up to 10MB are generally handled well.

Do you validate the input?

Yes, most tools validate input and show error messages with line numbers for invalid data.

Can I download the converted result?

Yes, most conversion tools provide a download button for the output file.

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Learn the concept

Learn the concept

Understand the programming ideas behind this tool.

View lessons