Openapi Codegen Python Packages

datamodel-code-generator

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

spec2sdk

Generate Pydantic models and API client code from OpenAPI 3.x specifications

improved-datamodel-codegen

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

apiclient-pydantic-generator

This code generator creates APIClient app from an openapi file.

openapi-client-python

A powerful tool that generates strongly-typed Python clients from OpenAPI 3.0 and Swagger 2.0 specifications. This generator creates clean, maintainable code with full type annotations, automatic model serialization, and comprehensive error handling.

gadfastopenapi

Customize and override OpenAPI schema details in FastAPI with ease

runch-datamodel-code-generator

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