json-config-helper

Validate, format, and manage JSON configuration files with jq.

16|7|Updated Nov 20, 2025
One-click install
npx skills add https://github.com/jackspace/ClaudeSkillz --skill json-config-helper
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: json-config-helper
Source: https://github.com/jackspace/ClaudeSkillz/tree/main/skills/json-config-helper
Command: npx skills add https://github.com/jackspace/ClaudeSkillz --skill json-config-helper

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you validate JSON syntax, pretty-print, minify, extract values, and validate against JSON Schema, reducing errors and speeding up config work.

Core Features & Use Cases

  • Validate JSON syntax
  • Pretty-print, minify, and sort keys
  • Extract nested values
  • Validate and correct common JSON config files (e.g., package.json)

Quick Start

Validate a sample package.json and print a clean version.

Frequently Asked Questions about json-config-helper

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I validate JSON syntax in configuration files?

Validate JSON syntax using jq to parse and check for structural errors. This Skill applies jq validation to catch malformed JSON in config files like package.json, eliminating syntax errors before deployment or runtime.

Can I pretty-print and minify JSON in CI pipelines?

Yes, this Skill formats and minifies JSON through command-line workflows and CI pipelines. It pretty-prints for readability, minifies for size reduction, and sorts keys for consistency across development and automation environments.

How do I validate JSON against a schema?

Validate JSON configuration files against JSON Schema to ensure compliance with defined structures. This Skill checks your JSON output against schema rules and produces corrected, schema-compliant versions.

What's the best way to extract and filter values from nested JSON?

Extract nested values and filter arrays using jq transformations. This Skill maps fields and pulls specific data from complex JSON structures, reducing manual parsing in config management workflows.

Can I handle encoding issues when working with JSON config files?

Yes, this Skill handles encoding problems that arise in JSON configuration files. It corrects malformed or mis-encoded JSON to produce valid, readable output compatible with standard tools.

Does this work with common config file formats like package.json?

This Skill specifically supports common JSON config files including package.json and .mcp.json. It validates, formats, and corrects these standard configurations across development environments.