YAML to JSON
Convert YAML configs to valid JSON objects instantly. Free online YAML to JSON converter — supports maps, lists, comment
JSON will appear here...
How to Use YAML to JSON
- Paste your YAML: Paste YAML config (comments allowed) into the input box, or load the sample with the Example button.
- Click Convert to JSON: Press the Convert to JSON button. Maps, lists and scalars are parsed and typed automatically.
- Copy the JSON: Copy the formatted JSON output for programmatic use.
About YAML to JSON
YAML to JSON Converter parses YAML documents — comments, lists, maps and all — into valid JSON.
- Comment Handling: Lines starting with "#" are ignored automatically.
- Lists & Maps: Block lists, inline arrays, nested maps and inline maps are all supported.
- Type Detection: Numbers, booleans, null and quoted strings are typed correctly.
Ideal for converting docker-compose files, Kubernetes manifests and pipeline configs into JSON for programmatic use.
Frequently Asked Questions
Does the YAML parser support comments?
Yes. Lines starting with "#" are ignored automatically, so commented config files convert cleanly to JSON.
What YAML features are supported?
Nested maps, block and inline lists, inline maps, quoted strings, numbers, booleans and null values are all supported.
Can I convert a Docker or Kubernetes config?
Yes — docker-compose, Kubernetes manifests and CI/CD pipelines are all valid YAML inputs this tool can convert.