Free online tool

jq JSON Query

Run a jq filter against JSON and download the transformed result.

Runs on a separate serverNo account neededJSONOpen workspace ↓

What can a jq filter do?

jq filters select, transform, and aggregate JSON values. For example, .items[] | .name returns each item's name from an array. The filter runs in a restricted job with no access to external files or environment variables.

Your input

0 characters

This tool sends your input to a separate processing service. Temporary job files are deleted when processing ends. Only send content you are comfortable uploading.

Separate processing · Automatic file cleanup

Your result

A little clarity, right here.

Start with your own content or load the example. Your result will appear here.

Three simple steps

How to use jq JSON Query

  1. Choose your input and review the processing notice.

  2. Send the job to the isolated processing service.

  3. Review the result and download your export.

Common questions

Good to know

Understand the result.
Keep the original.

Is this tool free, and are my files uploaded?

This tool is free with no account required. When you run the tool, your input goes to a separate processing service. Temporary files are deleted when the job ends. You can download the result to your device.

What are the limits and details?

Filters that import modules or access environment values are disabled. Output and execution time are bounded; expensive or nonterminating filters are stopped.

Limits: one file up to 8 MB; 500,000 characters per text field. One job runs at a time on the worker, with a two-minute limit.