A lightweight and flexible command-line tool for processing, filtering, and transforming JSON data.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install jq-json-processor
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install jq-json-processor using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is jq JSON Processor?
The jq JSON Processor is a powerful utility designed for developers and DevOps engineers who need to handle JSON data within the command line. As a core component of Openclaw Skills, it allows for seamless data extraction, transformation, and formatting, making it indispensable for working with API responses and configuration files.
It acts like sed for JSON data, providing a functional language to slice and dice information without leaving the terminal. By integrating this tool into your automation pipeline, you can programmatically manipulate structured data with minimal overhead and high precision.
jq JSON Processor Use Cases
- Extracting specific fields from complex API responses.
- Pretty-printing minified JSON files for better readability.
- Converting JSON datasets into CSV format for spreadsheets.
- Filtering large arrays of objects based on specific attribute values.
- Merging or updating fields within existing JSON configuration files.
How jq JSON Processor Works
- The user pipes JSON data into the jq command or specifies a source file to be read.
- jq parses the input data into an internal representation for processing.
- A specific filter or transformation script, such as field selectors or map functions, is applied to the data structure.
- The processed result is formatted and output to stdout, where it can be viewed or redirected.
- Flags such as -r for raw strings or -c for compact output can be used to refine the final result.
jq JSON Processor Setup
To integrate this into your workflow with Openclaw Skills, ensure the jq binary is installed on your local machine.
On macOS using Homebrew:
brew install jq
On Linux using APT (Ubuntu/Debian):
sudo apt-get update && sudo apt-get install jq
jq JSON Processor Data Schema & Taxonomy
The jq JSON Processor handles arbitrary JSON structures including objects, arrays, and primitives. It organizes data according to the following taxonomy:
| Feature | Description | Example |
|---|---|---|
| Object Access | Accesses specific fields within a JSON object | .name |
| Array Access | Accesses elements by index or iterates over arrays | .[0] or .[] |
| Piping | Passes the output of one filter as input to the next | `.users[] |
| Formatting | Controls the visual output (Pretty, Compact, Raw) | -r or -c |
jq JSON Processor Advanced Features
- Variable passing using the --arg flag for dynamic, parameterized filtering.
- Complex data reduction and aggregation using the internal reduce and group_by functions.
- Alphabetical sorting of object keys using the -S flag for consistent diffs.
- Multi-file processing and merging capabilities using the -s (slurp) mode.
- Support for conditional logic and basic math operations directly within the filter string.
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