Ariadne

Uses GraphQL SDL for schema definition, aligning with community standards and enabling compatibility with tools like GraphiQL, as highlighted in the README's emphasis on schema-first methodology.

Supports ASGI and WSGI with integrations for Django, FastAPI, Flask, and Starlette, allowing seamless deployment in various Python web environments, as noted in the key features.

Enables asynchronous resolvers and subscriptions using async generators, catering to high-performance API needs, which is a core feature mentioned in the documentation.

Offers opt-in extensions like automatic camelCase mapping and OpenTelemetry, keeping the core lightweight while allowing customization without boilerplate, as described in the features list.

Includes built-in GraphiQL explorer and gql() helper for syntax validation, aiding in development and testing, which is explicitly listed in the features section.