swagger-api/swagger-codegen

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swagger-codegen contains a template-driven engine to generate documentation, API clients and server stubs in different languages by parsing your OpenAPI / Swagger definition.

Stars: 17.8k
Forks: 6k
Open beginner issues: 1
Indexed issues: 3.1k

Dominant language: Mustache
License: Apache-2.0
Last GitHub push: Aug 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

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3,072 open issues indexed

[JAVA] json is adding property twice for classes starting with two capital letters Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12355 · Opened Mar 9, 2024
[Aspnetcore] - Newtonsoft json serializer not works in .net8 Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12354 · 2 comments · 2 reactions · Opened Mar 8, 2024
Suggestion : Creating the global variable WebTarget target Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12353 · Opened Mar 8, 2024
[Java] An array of enums is not generated correctly Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12352 · Opened Mar 7, 2024
[C#] Interfaces created for OneOf not implemented Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12351 · 1 comment · 1 reaction · Opened Mar 6, 2024
[JAVA] how can I generate rest service impl class will Valid annotation Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12349 · 1 comment · Opened Feb 29, 2024
[RUBY] Bug generated code does not have inheritance Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

swagger-api/swagger-codegen#12348 · Opened Feb 21, 2024
[PYTHON] Two patches in python-client/swagger_client/api_client.py Open

Difficulty 3/5 1-2 days Newbie friendliness 43/100

swagger-api/swagger-codegen#12345 · 1 comment · Opened Feb 18, 2024
[Ruby] OpenAPI spec version is not being updated in spec/* files Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

swagger-api/swagger-codegen#12342 · Opened Feb 15, 2024
Add okhttp4-gson codegen to support OkHttp 4.12.0 Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12337 · 1 comment · 1 reaction · Opened Feb 7, 2024
[Nodejs] Typescript-axios generated client not applying security schemes Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12334 · 2 comments · 3 reactions · Opened Feb 5, 2024
[Java] confusion regarding master and 3.0.0 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12332 · Opened Feb 5, 2024
[SPRING][SPRING-CLOUD] Bug generating invoker for request params with style: form and explode: true Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

swagger-api/swagger-codegen#12325 · Opened Jan 24, 2024
[SPRING][SPRING-CLOUD] Bug generating server code response content type when multiple content type are present Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12322 · Opened Jan 9, 2024
[JAVA] Performance issues with AbstractJavaCodegen.toModelName() Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12313 · 1 comment · Opened Dec 29, 2023
[Typescript] the java back end writed controller function as ‘HashMap<String, Object>’ to be return type，but generated ts code is error... Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12312 · 1 comment · Opened Dec 25, 2023
[PYTHON] Error when receiving .zip file octet-stream response from API endpoint Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12311 · 1 comment · Opened Dec 22, 2023
HTML2 output contains errors and does not match API code or documentation Open

swagger-api/swagger-codegen#12310 · 2 comments · 1 assignee · Opened Dec 18, 2023
[Python] Issue with Multipart/Form-Data Requests Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12306 · Opened Dec 12, 2023
OneOf property is failing during OAS Schema Validation Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12297 · Opened Nov 30, 2023
[elixir] Explicitly set @moduledoc false when empty Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12295 · Opened Nov 28, 2023
Schema generation for AsyncApi Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

swagger-api/swagger-codegen#12287 · Opened Nov 23, 2023
[python] bug cant run vanilla shipped Petstore python-flask generated code Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

swagger-api/swagger-codegen#12278 · 6 comments · 8 reactions · Opened Nov 20, 2023
Update readme Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

swagger-api/swagger-codegen#12277 · Opened Nov 15, 2023
[C#] Instantiation type is ignored Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

swagger-api/swagger-codegen#12275 · Opened Nov 14, 2023
Cannot parse openapi spec with Plugin or even with built package - JsonParseException: Unrecognized token 'openapi' Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12270 · Opened Nov 1, 2023
Cli unable to pull from localhost on host machine Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

swagger-api/swagger-codegen#12264 · 1 reaction · Opened Oct 26, 2023
qt5cpp codegen appears wrong for arrays of integers Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12256 · Opened Oct 25, 2023
[typescript] Properties that are named "_" are renamed to "_u" Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12255 · Opened Oct 24, 2023
[Java] Add an option to not generate equals/hashcode/toString Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12248 · 1 reaction · Opened Oct 17, 2023
Incorrect template URL in the php-silex README.mustache file Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

swagger-api/swagger-codegen#12247 · Opened Oct 16, 2023
List of supported language/framework generators from docker? Open

Difficulty 3/5 1-2 days Newbie friendliness 32/100

swagger-api/swagger-codegen#12245 · 1 comment · Opened Oct 14, 2023
[Kotlin] Reserved word in enum class name is not capitalized Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

swagger-api/swagger-codegen#12243 · Opened Oct 11, 2023
Validations are not working at runtime. Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12235 · 1 comment · Opened Sep 28, 2023
I want to intercept a 401 error when the interface returns a token in ApiClient.js. How can I proceed? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

swagger-api/swagger-codegen#12233 · Opened Sep 26, 2023
[JavaScript] Generated code does not support setting 'Accept' even though claims to Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

swagger-api/swagger-codegen#12231 · Opened Sep 14, 2023
FileName too long compiling Oracle SupplyChain json file. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12230 · Opened Sep 8, 2023
python-flask `ValueError: source code string cannot contain null bytes` Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12228 · 3 comments · Opened Sep 2, 2023
Wrong generation with allOf if $ref is last Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12224 · Opened Aug 28, 2023
[python-flask] __init__.py contains NUL characters Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

swagger-api/swagger-codegen#12221 · 2 comments · 4 reactions · Opened Aug 25, 2023
Different status code to marshall to different model Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

swagger-api/swagger-codegen#12220 · Opened Aug 22, 2023
Content-Type header charset Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

swagger-api/swagger-codegen#12219 · Opened Aug 20, 2023
online api should support modelPropertyNaming Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

swagger-api/swagger-codegen#12218 · Opened Aug 19, 2023
open api 3 hard coded template directory to handlebars even when using mustache Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12215 · 1 comment · 1 reaction · Opened Aug 16, 2023
Swagger codegen support for OpenAPI 3.1 Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

swagger-api/swagger-codegen#12210 · 7 comments · 20 reactions · Opened Aug 9, 2023
Request headers not displaying correctly in html generated documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12209 · Opened Aug 9, 2023
Cannot codegen using specification created by ASP Net Core Web API in Visual Studio 2022 Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

swagger-api/swagger-codegen#12208 · Opened Aug 3, 2023
I have exactly the same issue as described above. Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12207 · Opened Aug 1, 2023
circular dependency in C++ when generate cpprest client Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12206 · Opened Jul 31, 2023
How to prevent changing model fields naming (swagger-codegen-cli.jar generate) Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

swagger-api/swagger-codegen#12204 · 1 comment · Opened Jul 27, 2023

swagger-api/swagger-codegen

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