How do I use a yaml to json in Node.js?

Node.js provides built-in or community packages for yaml to json functionality. See the code example above for a production-ready pattern you can copy into your project.

Is there a recommended yaml to json library for Node.js?

Yes. The code example above shows the most widely-used approach in the Node.js ecosystem. For client-side use cases, you can also use DevToolHQ's online yaml to json at devtoolhq.com/tools/yaml-to-json.

Can I use DevToolHQ's yaml to json with Node.js?

Absolutely. DevToolHQ's yaml to json runs 100% client-side in your browser, making it perfect for quick debugging during Node.js development. No data is sent to any server.

Last updated: April 13, 2026

YAML to JSON for Node.js Developers

Quick Answer

DevToolHQ's yaml to json works great alongside Node.js. Use it to quickly yaml to json during development, then integrate the pattern into your Node.js codebase using the code example below.

Use Cases in Node.js

1.Parse YAML configuration files at startup
2.Convert between YAML and JSON config formats
3.Load environment-specific YAML settings
4.Process CI/CD pipeline configuration

Node.js Code Example

Node.js

// npm install js-yaml
const yaml = require('js-yaml');
const fs = require('fs');

// Load YAML file
const config = yaml.load(fs.readFileSync('./config.yaml', 'utf8'));
console.log(JSON.stringify(config, null, 2));

// Convert YAML string
const yamlStr = `
name: Alice
roles:
  - admin
  - user
`;
const obj = yaml.load(yamlStr);
const jsonStr = JSON.stringify(obj, null, 2);

// Dump back to YAML
const backToYaml = yaml.dump(obj);

Try the tool directly

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Open Yaml To Json

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