@sopkit/json

Premium, lightweight JSON formatter, validator, and minifier for both Browser and Node.js. Part of the SopKit utility ecosystem.

Online Interactive Tool

You can use the browser-based interactive version of this tool at SopKit JSON Formatter.

Features

• Robust JSON validation with detailed syntax error reporting (including line and column numbers).
• Beautiful JSON formatting (custom spaces or tabs).
• Fast JSON minification (collapses whitespaces).
• Zero dependencies.
• ESM and CommonJS support.

Installation

npm install @sopkit/json

Quick Start

ESM

import { validate, format, minify } from "@sopkit/json";

const rawJson = '{"name": "SopKit", "active": true}';

// Validation
const res = validate(rawJson);
if (res.valid) {
  console.log("Valid!", res.data);
} else {
  console.log(`Failed at line ${res.line}, col ${res.column}: ${res.error}`);
}

// Formatting
const pretty = format(rawJson, { space: 4 });

// Minification
const mini = minify(pretty); // '{"name":"SopKit","active":true}'

CommonJS

const { validate, format } = require("@sopkit/json");

const pretty = format('{"status":"ok"}');

License

MIT © SopKit