Validate YAML and Convert to JSON

Validate YAML syntax, then convert it to formatted JSON for use in APIs or tooling.

Beginner~2 minyamlvalidationtransformation

Use case

Use this when working with YAML configuration files that need to be passed to JSON-based services, validators, or schema checkers.

Workflow overview3 steps0 / 3 completed~2 min

What to expect

Follow the steps from left to right for a quick overview, then use the inline stepper below to run each tool.

Validate YAML syntax, then convert it to formatted JSON for use in APIs or tooling.

Current focusStep 1 · YAML Validator

0% complete

Step 1yaml-tools Waiting

YAML Validator

YAML → TEXT

Validate YAML

YAML syntax status with parsed type and key summary.

Step 2yaml-tools Waiting

YAML to JSON Converter

YAML → JSON

Convert to JSON

Formatted JSON parsed from the YAML input.

Step 3json-tools Waiting

JSON Formatter (Pretty Print)

JSON → JSON

Format JSON

Readable, pretty-printed JSON output.

Workflow steps

Run this workflow inline

Work through each tool step here. Running a step automatically prepares the next step with the correct handoff value.

Workflow shortcut

Next unlocked step: Step 1 · YAML Validator

Progress is stored locally in this browser.

Step 1Ready to runyaml-tools

YAML Validator

Validate YAML syntax and report the parsed type and top-level keys on success.

Open full tool

YAML input

Paste YAML to validate. The original YAML is passed to the next step on success.

Validation result

YAML syntax status with parsed type and key summary.

Run this step to process the current input and prepare the next workflow stage.

Step 2Lockedyaml-tools

YAML to JSON Converter

Parse YAML and convert it to formatted JSON.

Open full tool

Complete the previous step first

This step unlocks automatically after all earlier workflow steps are completed successfully.

YAML input

Paste YAML to convert to formatted JSON.

JSON output

Formatted JSON parsed from the YAML input.

Run this step to process the current input and prepare the next workflow stage.

Step 3Lockedjson-tools

JSON Formatter (Pretty Print)

Pretty-print JSON with consistent indentation.

Open full tool

Complete the previous step first

This step unlocks automatically after all earlier workflow steps are completed successfully.

JSON input

Paste raw or minified JSON.

Formatted JSON

Readable, pretty-printed JSON output.

Run this step to process the current input and prepare the next workflow stage.