GraphQL Operation Validator

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Validates GraphQL operations against schemas while enforcing performance and complexity constraints.

This skill empowers Claude to perform deep validation of GraphQL operations, including queries, mutations, and subscriptions, against a target schema. It goes beyond simple syntax checks by identifying undefined fields, invalid types, and potential performance bottlenecks through depth limiting and complexity scoring. Ideal for maintaining high-quality GraphQL APIs, it supports Apollo Federation, AWS AppSync directives, and automated extraction from TypeScript/JavaScript files, ensuring that front-end code remains in sync with the back-end schema throughout the development lifecycle.

Key Features

0166 GitHub stars
02Validate GraphQL documents against local or remote schemas
03Enforce query depth and complexity limits to prevent performance issues
04Detect unused fragments and invalid fragment spreads
05Support for Apollo Federation (V1/V2) and AWS AppSync directives
06Extract and validate GraphQL operations directly from TS/JS/TSX code

Use Cases

01Automating GraphQL validation in CI/CD pipelines to catch breaking changes
02Auditing large codebases for overly complex or inefficient queries
03Synchronizing client-side operations with evolving back-end schemas