Tools
Editor extensions, CLI tools, validators, and utilities for working with JSON5.
TL;DR: Most editors support JSON5 through extensions. VS Code has excellent support via extensions, and many IDEs like JetBrains have built-in JSON5 recognition.
Editor Extensions
Add JSON5 syntax highlighting and validation to your favorite editor.
CLI Tools
Command-line utilities for validating, converting, and formatting JSON5.
Online Tools
Browser-based tools for quick JSON5 operations.
Quick Start: VS Code
VS Code is the most popular editor for JSON5 development. Here's how to get started:
Install the JSON5 Extension
Search for "JSON5" in VS Code extensions or click below:
ext install mrmlnc.vscode-json5Create a .json5 File
The extension automatically recognizes .json5 files.
Enjoy Full Support
Syntax highlighting, error detection, and formatting are now active!
Linting & Validation
Ensure your JSON5 files are valid and follow best practices.
npm json5 CLI
The official json5 package includes a CLI for validation.
# Install globally npm install -g json5 # Validate a file json5 -v config.json5ajv with JSON5
Use ajv for JSON Schema validation of JSON5 files.
import Ajv from 'ajv'; import JSON5 from 'json5'; const ajv = new Ajv(); const data = JSON5.parse(json5String); const valid = ajv.validate(schema, data);Need a Specific Tool?
Start with VS Code setup or explore our complete resources page.