v6.6.0 release comes with bug fixes, enhancements and 2 new generators:

New Generators:

• Support language N4JS (New generator) #15397
• Add Xojo client generator #15194

There are 2 breaking change with fallback:

• [csharp-netcore] Explicitly implement IValidatableObject #15160
• [python-nextgen] Add support for union of StrictFloat and StrictInt #15124

For the highlight of changes, please refer to the list below. For a full list of changes, please refer to the "Pull Request" tab.

General

• [openapi-normalizer] Fix nullable boolean check in oneOf schema #15276

C#

• [csharp-netcore] Better handling of oneOf/anyOf with duplicated data type #15377

C++

• Fix request parameter encode call #15313
• [C++][Pistache] Generate API generalization interface #15279
• [cpp-ue4] Fix multi collection format has duplicated prefix #15260

Dart

• [dart-dio] fix endpoints returning null #15433
• Drop default value when unnecessary #15368

Elm

• [Elm] Fix printing empty notes #15238
• [Elm] Fix List of type missing required import(s) #15171

Go

• [go-server] Fix: name declared and not used #15201
• [go-server] Update dependencies and use generics #15087
• [go-server] Change Routes type from []Route to map[string]Route #15084

Java

• [BUG][JAVA][restTemplate] ApiClient is not compatible with spring-web 6 Observation API #15421
• [java][resttemplate] Add property for config removal of @component from ApiClient and Api classes #15416
• [Spring] fix Paginated without params (fix #15265) #15315
• [java][Jersey2/3] Probe content type for multipart upload parts #14965

Kotlin

• [kotlin][client] Use Kotlin code style in parameter enum class names #15447
• [Kotlin-Spring] add Kotlin based Spring Cloud OpenFeign generator #15048

N4JS

• Support language N4JS (New generator) #15397

PHP

• [php-nextgen] Add @generated tag to DocBlocks #15106
• [php-nextgen] Rename folders to follow PDS skeleton #15102

Python

• [python-nextgen] support constructor with position argument in oneOf/anyOf model #15434
• [python-nextgen] Add ApiResponse object #15367
• Mark python-nextgen client generator as stable #15360

Ruby

• [Ruby] fix RSpec documentation URL #15164
• [Ruby] Client: fix base_url when no server_operation_index is defined #15162

Swift

• Using @objcMembers to expose all properties and functions to ObjC #15188

Xojo

• Add Xojo client generator #15194