io.github.lazymac2x/graphql-rest-bridge

Parse a GraphQL query string. Returns operationType (query/mutation/subscription), top-level field names, fragment definitions, variable declarations, and nesting depth.

Convert a GraphQL query or mutation to a REST API call. Returns method (GET/POST), endpoint URL, headers, optional body template for mutations with variables.

Filter a JSON object or array to include only specified fields. Useful for reducing REST response payloads to match GraphQL selection sets.

Analyze a GraphQL introspection result to list queryable operations, mutations, subscriptions, and user-defined types. Filters out built-in GraphQL scalar and meta-types.