G

gqlgen

Free#16 of 33 in Code GeneratorsGraphQL Tools

Type-safe, schema-first GraphQL code generation for Go.

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At a glance

• Editor score
  Not yet scored
• Pricing
  Free plan
• Best for
  Go GraphQL API generation
• Free plan
  Yes
• Paid from
  None
• Project scaffolding
  Yes
• Facts checked
  20 Sep 2026

• Where it wins

  • Generates Go models, resolvers, and project scaffolding from a GraphQL schema
  • Supports custom templates and binding GraphQL types to existing Go models
  • Includes federation, subscriptions, dataloading, and query complexity support

• Where it doesn't

  • Supports Go rather than multiple programming languages
  • Schema-first workflows may not suit teams preferring code-first design
  • Generated resolvers still require developers to implement application behavior

Our verdict on gqlgen

gqlgen is an open-source Go library and command-line tool for building type-safe GraphQL servers. Developers define an API with GraphQL Schema Definition Language, then generate Go models, resolver scaffolding, and a server layout. It is aimed at Go developers building GraphQL backends who want generated structure while keeping control over resolver implementations and project organization. The free, open-source model also makes it a practical fit for teams seeking schema-to-code generation without a paid tier.

Its strongest area is the connection between schema design and generated Go code. gqlgen can create models and resolvers, initialize a project skeleton, and bind GraphQL types to existing Go models. Custom model and resolver templates provide control over generated output, while configurable generated-file locations help teams shape the resulting project. Federation, subscriptions, dataloading, and query complexity extend the tool beyond basic CRUD-style API generation, making it suitable for GraphQL services with more involved server requirements.

The main trade-off is focus: gqlgen is designed for Go and for schema-first development. That makes it a clear choice for teams already building Go services around GraphQL Schema Definition Language, but a less natural fit for projects using another language or preferring code-first API definition. Developers should also expect to retain responsibility for resolver behavior rather than treating generation as a complete application implementation. Pick gqlgen when Go, GraphQL, generated scaffolding, and customizable output are central requirements; choose another approach when language flexibility or a code-first workflow matters more.

gqlgen pricing

gqlgen fact sheet

Alternatives to gqlgen

• OpenAPI GeneratorA flexible open-source toolkit for multi-language API generation and workflow integration.—
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Also listed in

• GraphQL Tools

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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

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