Lacinia

Lacinia is a fully featured implementation of Facebook’s GraphQL specification written in idiomatic Clojure. It allows you to define schemas with EDN or GraphQL IDL, resolve queries efficiently, and supports GraphQL capabilities like subscriptions and schema introspection. High-performance parser for GraphQL queries, built on Antlr4. Efficient and asynchronous query execution. Full support for GraphQL types, interfaces, unions, enums, input objects, and custom scalars. Full support for GraphQL subscriptions. Full support of inline and named query fragments. Full support for GraphQL Schema Introspection.

Features

Schema definition via Clojure maps (EDN) or GraphQL IDL
Fast GraphQL parser built on ANTLR4
Asynchronous and efficient query execution
Supports GraphQL types including enums, interfaces, unions, input objects, and custom scalars
Full support for GraphQL subscriptions and fragments
Offers schema introspection for client tooling

Project Samples

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License

MIT License

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Additional Project Details

Registered

2025-08-19

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