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

[PHP] nullable property not added to docblock typehint Open

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

swagger-api/swagger-codegen#10321 · 1 reaction · Opened Jun 16, 2020
[JAVA] Improvement pmd warning Open

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

swagger-api/swagger-codegen#10320 · 1 comment · Opened Jun 14, 2020
[JAVA] Bug generating a client with openfeign Open

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

swagger-api/swagger-codegen#10318 · 1 comment · Opened Jun 12, 2020
update `typescript-fetch` for modern TS compat Open

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

swagger-api/swagger-codegen#10314 · 5 reactions · Opened Jun 10, 2020
[maven-plugin] Prevent always re-generating code Open

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

swagger-api/swagger-codegen#10313 · 2 comments · 8 reactions · Opened Jun 9, 2020
[Spring] Maven plugin v3 generates for Spring classes with Swagger v2 Open

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

swagger-api/swagger-codegen#10311 · 2 comments · 6 reactions · Opened Jun 9, 2020
Java Out Of Memory when generating a customized template Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

swagger-api/swagger-codegen#10310 · Opened Jun 8, 2020
[AspNetCore] Bug - Missing "]" in StringLength attribute Open

swagger-api/swagger-codegen#10309 · 1 assignee · Opened Jun 8, 2020
[nodejs-server] Params are inverted Open

swagger-api/swagger-codegen#10306 · 1 assignee · Opened Jun 7, 2020
Javascript client sdk does not show values for enums Open

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

swagger-api/swagger-codegen#10299 · Opened Jun 4, 2020
[Python] Bug when working with FakeDatetime from freezegun Open

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

swagger-api/swagger-codegen#10293 · 1 comment · 1 reaction · Opened Jun 2, 2020
Expand swagger generated endpoints with actual possible endpoint Open

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

swagger-api/swagger-codegen#10291 · 1 comment · Opened Jun 1, 2020
[typscript][jquery] optional array query parameter is not generated correctly Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

swagger-api/swagger-codegen#10280 · Opened May 29, 2020
run the Python swagger example - swagger_client ModuleNotFound Open

Difficulty 2/5 1-3 hours Newbie friendliness 20/100

swagger-api/swagger-codegen#10279 · Opened May 28, 2020
[CSHARP-NETCORE] ASPNET Core Endpoint taking List<IFormFile> argument causes CSHARP-NETCORE generated client to contain build errors Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

swagger-api/swagger-codegen#10278 · Opened May 28, 2020
PHP 7 API Client generation Open

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

swagger-api/swagger-codegen#10277 · 3 reactions · Opened May 28, 2020
[python][Bug] Snake convertion issue with OAS3.0 Open

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

swagger-api/swagger-codegen#10276 · Opened May 27, 2020
[python] How can I disable the generation of the header Open

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

swagger-api/swagger-codegen#10271 · Opened May 26, 2020
Spring generator not including UniqueElements annotation Open

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

swagger-api/swagger-codegen#10265 · Opened May 21, 2020
[swagger 2.0][go server] validate enum function is not generated for 2-dimensional array Open

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

swagger-api/swagger-codegen#10258 · Opened May 19, 2020
swagger-codegen 3.0.19 fail with NPE for jaxrs-jersey when use securitySchemes Open

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

swagger-api/swagger-codegen#10255 · 1 comment · Opened May 18, 2020
[swift5] Swift compiler warning, cast always fails Open

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

swagger-api/swagger-codegen#10247 · 3 comments · 1 reaction · Opened May 14, 2020
[JAVA] Error parsing response when array is returned instead of (empty) object Open

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

swagger-api/swagger-codegen#10246 · Opened May 13, 2020
v3.0.19 branch ,project version is 2.4.14-SNAPSHOT Open

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

swagger-api/swagger-codegen#10245 · Opened May 13, 2020
Could not find artifact io.swagger:swagger-parser:pom:1.0.51-SNAPSHOT Open

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

swagger-api/swagger-codegen#10244 · 1 comment · Opened May 13, 2020
Inconsistent use of GENERATOR_HOST value Open

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

swagger-api/swagger-codegen#10243 · 2 comments · Opened May 12, 2020
Compilation issue with generating models with Generic Type extends Serializable Open

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

swagger-api/swagger-codegen#10241 · 1 comment · Opened May 12, 2020
[C#] BUG generate csharp client library Open

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

swagger-api/swagger-codegen#10236 · 1 comment · Opened May 11, 2020
Please add an ability to generate models and API client classes from several inputSpecs in swagger-codegen-plugin Open

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

swagger-api/swagger-codegen#10235 · Opened May 11, 2020
Dart _ and private Open

swagger-api/swagger-codegen#10234 · 13 comments · 1 assignee · Opened May 9, 2020
no connection pooling in ApiClient generated for cpprest Open

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

swagger-api/swagger-codegen#10233 · 1 comment · Opened May 8, 2020
[jaxrs-jersey] Codegen Producing Incorrect Output for YAML spec Open

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

swagger-api/swagger-codegen#10232 · Opened May 8, 2020
[Question -JAVA] Not able to generate proper getter and setter method names, when the field name starts with "_". Open

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

swagger-api/swagger-codegen#10231 · Opened May 8, 2020
Feature request : copyWith for dart Open

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

swagger-api/swagger-codegen#10230 · 1 comment · Opened May 7, 2020
[JAVA] --type-mappings option not working in operation parameters Open

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

swagger-api/swagger-codegen#10229 · 2 comments · Opened May 7, 2020
[pistache-server]: does not generate required object fields Open

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

swagger-api/swagger-codegen#10227 · Opened May 6, 2020
Using custom properties in mustache template Open

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

swagger-api/swagger-codegen#10226 · Opened May 6, 2020
Open API or Swagger Open

Difficulty 1/5 Under an hour Newbie friendliness 25/100

swagger-api/swagger-codegen#10223 · 1 comment · Opened May 4, 2020
[QUESTION] Offline swagger code generator Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

swagger-api/swagger-codegen#10222 · Opened May 4, 2020
Confusing code generation for GoLang client Open

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

swagger-api/swagger-codegen#10221 · 1 reaction · Opened May 4, 2020
TermsOfService null produces run-time error with aspnetcore server stub generator Open

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

swagger-api/swagger-codegen#10215 · Opened Apr 30, 2020
[Go] Invalid code generation in version 2 with two files in multipart/form-data Open

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

swagger-api/swagger-codegen#10213 · Opened Apr 28, 2020
Can't create custom generator(io.swagger:swagger-codegen:jar:2.4.14-SNAPSHOT is missing) Open

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

swagger-api/swagger-codegen#10211 · 3 comments · Opened Apr 27, 2020
"go" missing from client codegen languages Open

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

swagger-api/swagger-codegen#10210 · Opened Apr 27, 2020
swagger-codegen should update Apache Commons BeanUtils to 1.9.4 Open

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

swagger-api/swagger-codegen#10208 · Opened Apr 27, 2020
Response Media Types are not set in CodegenResponse contents attribute Open

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

swagger-api/swagger-codegen#10207 · 1 comment · Opened Apr 27, 2020
Generate Server. Missing types Open

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

swagger-api/swagger-codegen#10206 · Opened Apr 25, 2020
[JAVA][Multipart-Request] Bug in serialising multipart request body with component model as parameter scheme Open

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

swagger-api/swagger-codegen#10205 · 2 reactions · Opened Apr 25, 2020
[Spring] Support @Validated Open

Difficulty 1/5 Under an hour Newbie friendliness 52/100

swagger-api/swagger-codegen#10203 · 4 reactions · Opened Apr 24, 2020
[Spring] Support @Email constraint Open

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

swagger-api/swagger-codegen#10202 · 3 comments · 8 reactions · Opened Apr 24, 2020

swagger-api/swagger-codegen

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