Konfig is an innovative developer tool designed to streamline the creation of SDKs, documentation, demos, and tutorials for REST APIs, making the onboarding process for external developers more efficient. By simply importing an OpenAPI Specification or Postman Collection, Konfig can automatically generate SDKs in widely-used programming languages such as TypeScript, Python, Java, C#, PHP, Ruby, Go, Swift, and Dart. The platform enhances the quality of these SDKs by utilizing a linter to detect and correct errors in the OpenAPI Specification and by generating test cases to ensure that updates to the API do not disrupt existing SDK functionality. Furthermore, Konfig produces intuitive, branded documentation that updates automatically in response to any modifications in the API specification, thereby ensuring consistency between the documentation and the generated SDKs. Users can also create interactive demos and tutorials using familiar Markdown, which includes the capability to execute code directly in the browser for a more immersive learning experience. Overall, Konfig not only simplifies the technical aspects of API integration but also enriches the educational resources available to developers.