DavidGrath

@ncelerier Please can you help confirm if this is the case for the default library and the `java` generator?

Hey, @wing328, sorry for taking so long, but I think I see the cause of the issue: https://github.com/OpenAPITools/openapi-generator/blob/de310f6ee16a8d6a44c27e0dca744fee1828b30f/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java#L2868 `isDisallowAdditionalPropertiesIfNotPresent` is not taken into account at this point, so `addAdditionPropertiesToCodeGenModel` is...

@wing328 @martin-mfg , please what are your thoughts?

https://github.com/OpenAPITools/openapi-generator/pull/21229 @martin-mfg, I was able to confirm. I found out that these libraries all use the same additional properties mustache file: `jersey3`, `jersey2,` `feign`, `resttemplate`, `webclient`, `restclient`, `native` After making...

@martin-mfg thank you, and you're welcome!

@joscha @mkusaka , hello, please let me know what you think of this: https://www.typescriptlang.org/docs/handbook/utility-types.html#recordkeys-type I want to add these all of types, but without the ``, to `languageSpecificPrimitives`: https://github.com/OpenAPITools/openapi-generator/blob/12fa2c0032a12c29efd8cf359e1e62cfdc0f0d1a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractTypeScriptClientCodegen.java#L307 And...

As an update, I've done and tested it and gotten seemingly satisfactory results: ```typescript import { mapValues } from '../runtime'; /** * * @export * @interface User */ export interface...

@wing328 @martin-mfg , please do you have any advise on how to handle `GlobalSettingsTest.testNonStringSystemProperties`? I see that's the test causing the pipeline failure

@wing328 , thank you! It's fixed now

https://github.com/OpenAPITools/openapi-generator/pull/21405 @martin-mfg