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YAML Formatter

YAML formatter tool. Enter YAML data using either text input or file upload, and get formatted YAML. Supports files up to 100KB in size.

YAML Data (Text Input)
Result
Read Only

How to use

About this tool

Formats YAML and normalizes indentation and structure.

How to use

Enter YAML or load from file; view and copy the formatted output.

Use cases

• Kubernetes manifests • CI config • Ansible playbooks • Docker Compose formatting

How it works

■ What is YAML? YAML (YAML Ain't Markup Language) is a human-readable config format that uses indentation for hierarchy. Colons separate keys from values; hyphens denote lists. Widely used in Kubernetes manifests, CI/CD (e.g. GitHub Actions), Docker Compose, Ansible, etc.