GitHub Actions Validator — Validate Workflow YAML

Validate GitHub Actions workflow YAML. Jobs, steps, syntax. Workflow checker.

GitHub Actions Validator: Validate GitHub Actions workflow YAML. Jobs, steps, syntax. Workflow checker. Catches the subtle errors — trailing commas, type mismatches, missing brackets — that cause runtime failures. Zero data transmission: paste, process, copy. The server never sees what you typed. A free YAML tool on HttpStatus.com — no installation needed.

Frequently Asked Questions

What if GitHub Actions Validator says it's valid but my app rejects it?

GitHub Actions Validator checks format syntax. Your app may enforce additional rules like required fields or value constraints.

Can GitHub Actions Validator check against a custom schema?

GitHub Actions Validator validates syntax and format rules. For schema-level checks, use a dedicated schema validator.

Can I bookmark this tool?

Yes — each tool has a stable URL. Bookmark it for quick access anytime.

Does this tool require an account?

No. All public tools work without an account. Accounts unlock saved history, workspaces, and team features.

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