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GraphQL formatter and Schema viewer
Developer tools
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All processing for this tool happens in your browser. Your input is not sent to a server.
About this tool
Paste a GraphQL schema, query, or fragment to format it and extract browsable type, field, argument, operation, and fragment details.
Common uses
- Quickly read third-party GraphQL schemas and API documentation
- Organize query formatting and inspect operations, variables, and fragments
How to use it
- 1.Paste GraphQL content or choose a .graphql file
- 2.Choose auto-detect, Schema, or query / operation mode
- 3.Review formatted output and type details, then copy or download
Limits and notes
- Parsing and formatting happen locally; the tool never executes queries or connects to a GraphQL service.
- Complex custom directives and non-standard syntax should be reviewed against the target service.
Frequently asked questions
Is my GraphQL content uploaded?
No. Formatting and analysis happen in this browser, and the input is not sent to a server.
Which Schema details can I inspect?
You can inspect types, interfaces, fields, field arguments, enum values, and query, mutation, subscription, and fragment counts.