oapi-codegen / oapi-codegen

Generate Go client and server boilerplate from OpenAPI 3 specifications

datamodel-code-generator / datamodel-code-generator

Generate Pydantic v2 models, dataclasses, TypedDict, and msgspec.Struct from OpenAPI, JSON Schema, GraphQL, Avro, Protobuf, and raw JSON/YAML/CSV.

microsoft / kiota

OpenAPI based HTTP Client code generator

ogen-go / ogen

OpenAPI v3 code generator for go

speakeasy-api / openapi-generation

Open-source OpenAPI SDK generator for building production-ready client libraries. Available under AGPL-3.0; contact Speakeasy for commercial licensing options.