Private / No Upload

Format a YAML file privately

YAML formatting is mostly about indentation, spacing, and readable structure. Validate the shape before committing config changes.

Runs in your browser

HappyFormatter tools process pasted snippets client-side for quick, privacy-first developer workflows.

No upload

HappyFormatter tools process pasted snippets client-side for quick, privacy-first developer workflows.

No account

HappyFormatter tools process pasted snippets client-side for quick, privacy-first developer workflows.

Steps

  1. 1 Paste YAML into the formatter.
  2. 2 Check indentation levels before formatting.
  3. 3 Format the document and review nested blocks.
  4. 4 Copy the result back to your config file.

Before

List indentation becomes easier to scan.

service: api
ports:
- 80
- 443

Output

service: api
ports:
  - 80
  - 443

After

Consistent indentation clarifies structure.

service: api
ports:
  - 80
  - 443

Output

Readable YAML file

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