YAML to JSON Converter Online (Free)
Convert YAML to JSON instantly in your browser. Free, private, and no upload — ideal for Kubernetes, Docker Compose, and CI configs.
YAML is the go-to format for Kubernetes manifests, Docker Compose files, GitHub Actions workflows, and Ansible playbooks. APIs and JavaScript apps often expect JSON instead. Converting between them by hand is error-prone — indentation matters in YAML, and a single misplaced space breaks parsing.
When you need YAML → JSON
- Feeding a Kubernetes manifest into a JSON-only API or validator
- Debugging CI/CD pipeline configs that output YAML
- Migrating legacy YAML configs to JSON-based tools
- Testing config changes before deploying to production
Why use a browser converter?
Server-side converters upload your config to a remote machine. For production secrets, internal hostnames, or API keys embedded in YAML, that is a security risk. Utilio converts YAML to JSON entirely in your browser — nothing is sent over the network.
Convert YAML to JSON now →