@openapitools/openapi-generator-cli

What is @openapitools/openapi-generator-cli?

@openapitools/openapi-generator-cli is a command-line interface tool that allows you to generate API client libraries, server stubs, API documentation, and configuration automatically from an OpenAPI Specification. It supports a wide range of languages and frameworks, making it a versatile tool for API development.

What are @openapitools/openapi-generator-cli's main functionalities?

Generate Client Libraries

This command generates a JavaScript client library from the OpenAPI specification available at the provided URL. The generated code will be placed in the './generated-client' directory.

npx @openapitools/openapi-generator-cli generate -i https://petstore.swagger.io/v2/swagger.json -g javascript -o ./generated-client

Generate Server Stubs

This command generates a Spring server stub from the OpenAPI specification available at the provided URL. The generated code will be placed in the './generated-server' directory.

npx @openapitools/openapi-generator-cli generate -i https://petstore.swagger.io/v2/swagger.json -g spring -o ./generated-server

Generate API Documentation

This command generates HTML documentation from the OpenAPI specification available at the provided URL. The generated documentation will be placed in the './generated-docs' directory.

npx @openapitools/openapi-generator-cli generate -i https://petstore.swagger.io/v2/swagger.json -g html2 -o ./generated-docs

Custom Templates

This command generates a JavaScript client library using custom templates located in the './custom-templates' directory. The generated code will be placed in the './generated-client' directory.

npx @openapitools/openapi-generator-cli generate -i https://petstore.swagger.io/v2/swagger.json -g javascript -t ./custom-templates -o ./generated-client

Other packages similar to @openapitools/openapi-generator-cli

swagger-codegen-cli

swagger-codegen-cli is a command-line tool for generating client libraries, server stubs, API documentation, and configuration from a Swagger/OpenAPI Specification. It is the predecessor to @openapitools/openapi-generator-cli and offers similar functionalities but with fewer updates and community support.

openapi-generator

openapi-generator is a fork of swagger-codegen that offers more features, better support for modern languages and frameworks, and a more active community. It is essentially the core library that @openapitools/openapi-generator-cli wraps around for CLI usage.

swagger-jsdoc

swagger-jsdoc is a tool that generates Swagger/OpenAPI documentation from JSDoc comments in your code. While it doesn't generate client libraries or server stubs, it is useful for creating and maintaining API documentation directly from your codebase.

README

@openapitools/openapi-generator-cli

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (both 2.0 and 3.0 are supported). Please see OpenAPITools/openapi-generator

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This project checks the maven repository once a day for a new version and will publish this new version automatically as an npm package.

Thanks openapitools.org for this awesome CLI!

Installation

There are several ways to install the package.

Global Mode

In global mode (ie, with -g or --global appended to the command), it installs the package as a global package. This means that you'll get the openapi-generator command available on your command line interface (CLI) as well.

# install the latest version of "openapi-generator-cli"
npm install @openapitools/openapi-generator-cli -g

# install a specific version of "openapi-generator-cli"
npm install @openapitools/openapi-generator-cli@cli-3.0.0 -g

After the installation has finished you can type for example:

# this shall print the correct version number
openapi-generator version

Package Mode

It is recommended to install the package as development dependency, because normally you only need this dependency during the development process. To do that you can type the following:

# install the latest version of "openapi-generator-cli"
npm install @openapitools/openapi-generator-cli -D

# install a specific version of "openapi-generator-cli"
npm install @openapitools/openapi-generator-cli@cli-3.0.0 -D

After the installation has finished you can add a script like this:

{
  "name": "my-cool-package",
  "version": "0.0.0",
  "scripts": {
    "my-awesome-script-name": "openapi-generator generate -i docs/openapi.yaml -g typescript-angular -o generated-sources/openapi --additional-properties=\"ngVersion=6.1.7\"",
  }
}

Further Documentation

Please refer to the official openapi-generator docs for more information about the possible arguments and a detailed usage manual of the command line interface.

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