Docker Compose Formatter Online

What Is Docker Compose Formatter?

Docker Compose Formatter is a free online tool that cleans up and restructures docker-compose.yml files. In Beautify mode it applies consistent indentation and line breaks so your Docker Compose configuration is easy to read and maintain. In Minify mode it removes extra whitespace to produce a more compact file.

How to Use Docker Compose Formatter

1. Choose Beautify to format with indentation, or Minify to compress.
2. Paste your docker-compose.yml content into the input panel, or click Load Sample to try an example.
3. The formatted output appears instantly in the right panel.
4. Click Copy to copy the result to clipboard.

Features

• Beautify mode with 2-space or 4-space indentation
• Minify mode removes extra whitespace
• Supports all Docker Compose versions (v2, v3, v3.8, etc.)
• Handles services, networks, volumes, and all Docker Compose directives
• Copy result to clipboard
• Runs entirely in your browser — zero data uploaded

FAQ

What is Docker Compose Formatter?

Docker Compose Formatter is a free online tool that formats docker-compose.yml files. It can beautify YAML with consistent indentation for readability, or minify it by removing extra whitespace.

Does this work with all Docker Compose versions?

Yes. This formatter works with all Docker Compose file versions (v2, v3, v3.8, etc.) since it formats the YAML structure without modifying the Docker Compose schema.

Is my docker-compose.yml file uploaded to a server?

No. All formatting happens entirely in your browser. Your Docker Compose file never leaves your device.