JSON to Docker Compose

This example converts a Docker Compose configuration from JSON to the more commonly used YAML format.

Switch tool:

Examples:

JSON Input

YAML Output

YAML output will appear here...

💡 Paste your JSON and it converts to YAML automatically. Perfect for Kubernetes, Docker Compose, and other DevOps configurations.

Code Examples

Here's how to achieve this in different programming languages:

1// Using js-yaml library (npm install js-yaml)
2import yaml from 'js-yaml';
3
4const jsonData = `{"version": "3.8", "services": {"web": {"image": "nginx", "ports": ["80:80"]}, "db": {"image": "postgres", "environment": {"POSTGRES_PASSWORD": "secret"}}}}`;
5const parsed = JSON.parse(jsonData);
6const yamlOutput = yaml.dump(parsed);
7console.log(yamlOutput);
8
9// Output:
10// version: "3.8"
11// services:
12//   web:
13//     image: nginx
14//     ports:
15//       - "80:80"
16//   db:
17//     image: postgres
18//     environment:
19//       POSTGRES_PASSWORD: secret

More JSON Examples

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Basic example of converting a JSON object to YAML.

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Nested JSON to YAML

Convert deeply nested JSON configuration to YAML.

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📚 Learn More

How to Convert JSON to YAML

Learn how to convert JSON to YAML for Kubernetes, Docker, and config files. Code examples in JavaScript, Python, and CLI tools.