Is JSON ↔ YAML free to use?

Yes. JSON ↔ YAML on WoDeTool is completely free with no sign-up required. Open the page and start using it immediately.

Are comments preserved?

JSON has no comments — YAML→JSON usually drops them. Keep important notes elsewhere.

OK for Kubernetes / CI configs?

Fine for quick drafts and structure checks. Validate production manifests with official schema tools.

online JSON to YAML

Convert between JSON and YAML

JSON

YAML

Satisfaction Rating

Quick start: JSON ↔ YAML in 3 steps

Paste JSON or YAML
Choose direction and review output
Copy, then validate in your target environment

JSON ↔ YAML: curated examples

•Example: API JSON → YAML for easier review.
•Example: YAML draft → JSON for a JSON-only config store.

About JSON ↔ YAML

This page converts structured data between JSON and YAML. Paste content to produce the other format while retaining object, array, and primitive-value hierarchy.

JSON is common in API responses and YAML in configuration files. Check the result against the target application's field requirements and YAML indentation rules.

How JSON ↔ YAML works

Conversion is useful for quickly reading or preparing a data fragment while moving among API payloads, deployment settings, and documentation. Keeping the conversion and readable output together makes follow-up editing and copying straightforward.

YAML anchors, comments, and some type expressions cannot always map losslessly to JSON; JSON has no comments either. Validate the result with the actual parser or CI before using it in production configuration.

Why use JSON ↔ YAML on WoDeTool

Use JSON, YAML, CSV, and Excel tools beside JSON ↔ YAML, then validate or Diff the converted result immediately.

Use Smart Clipboard on the home page to auto-detect pasted JSON, Base64, or JWT and jump to JSON ↔ YAML. Save a tool pipeline to chain JSON ↔ YAML with related utilities. Read our guides for real-world workflows.

Create a pipeline →Browse guides →

Common use cases

•Draft Kubernetes config: Turn {"replicas": 3, "image": "api:1.4"} into YAML, then add the remaining Deployment fields.
•Read an API response: Convert nested JSON to YAML to inspect a path such as user.address.city.
•Move app settings: Change {"port": 3000, "debug": false} into a YAML configuration snippet.

Frequently asked questions

Is JSON ↔ YAML free to use?: Yes. JSON ↔ YAML on WoDeTool is completely free with no sign-up required. Open the page and start using it immediately.
Are comments preserved?: JSON has no comments — YAML→JSON usually drops them. Keep important notes elsewhere.
OK for Kubernetes / CI configs?: Fine for quick drafts and structure checks. Validate production manifests with official schema tools.