CONVERTERS
YAML ↔ JSON Converter
Convert YAML to JSON or JSON to YAML privately in your browser.
CONFIGURATION CONVERTER
Convert configuration data
Configuration stays in this browser and is not uploaded.
YAML and JSON converter guide
Convert YAML to JSON or JSON to YAML in your browser without sending configuration data to a server.
The converter preserves data values where the two formats overlap, but format-specific features may not survive the conversion.
When to use each format
JSON is strict and widely supported for APIs and machine exchange. YAML is often easier to edit by hand and supports comments and richer syntax. Choose based on the consumer, not just readability.
Conversion limitations
YAML comments, anchors, aliases, tags, and some typed values do not have direct JSON equivalents. JSON keys are strings and JSON has no comment syntax.
Before you commit the result
- Parse the output with the same library or runtime that will consume it.
- Check indentation-sensitive YAML and quoted strings.
- Review secrets and environment-specific values before sharing configuration.
Frequently asked questions
Does conversion preserve YAML comments?
No. JSON has no comment syntax, so comments may be lost during conversion.
Is YAML the same as JSON?
No. JSON is a stricter data format; YAML is more flexible and human-oriented.
Does this validate my application configuration?
No. It parses the selected format and converts the data structure; application-specific schemas and required settings need separate validation.
Privacy note: configuration conversion happens in your browser. Your input is not stored or uploaded.