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

Dart : URL Encode is required for query string Open

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

swagger-api/swagger-codegen#10430 · 4 comments · Opened Aug 17, 2020
[JAVA] Swagger codegen cli for jaxrs-jersey is not generating xml tags in model files withXml option. Open

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

swagger-api/swagger-codegen#10425 · Opened Aug 10, 2020
[Csharp/DotNet client] Feature request - option to use asynchronous callbacks Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

swagger-api/swagger-codegen#10424 · Opened Aug 9, 2020
boolean property generates undesired getter method name Open

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

swagger-api/swagger-codegen#10423 · Opened Aug 7, 2020
swagger-codegen online generator replacing hyphen with underscore for typescript-node Open

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

swagger-api/swagger-codegen#10422 · Opened Aug 5, 2020
[Java] Maven Javadoc Error while building the generated code with Java 11 Open

Difficulty 1/5 Under an hour Newbie friendliness 38/100

swagger-api/swagger-codegen#10421 · 13 comments · Opened Aug 4, 2020
[JAVA] No maven wrapper in generated code - Feature Request Open

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

swagger-api/swagger-codegen#10420 · 3 comments · Opened Aug 4, 2020
[typescript-angular] duplicate methods in ApiService Open

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

swagger-api/swagger-codegen#10416 · 1 reaction · Opened Jul 30, 2020
[Swift 3/4/5] Security Definitions not always available in request builder methods Open

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

swagger-api/swagger-codegen#10413 · 1 comment · Opened Jul 29, 2020
go api_* files fail to import time module Open

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

swagger-api/swagger-codegen#10407 · Opened Jul 24, 2020
swagger-codegen interprets class named "DateTime" as string date-time value and ignores it's schema Open

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

swagger-api/swagger-codegen#10406 · 3 reactions · Opened Jul 24, 2020
Release next version to maven central Open

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

swagger-api/swagger-codegen#10405 · Opened Jul 24, 2020
Vulnerable gradle wrapper used Open

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

swagger-api/swagger-codegen#10404 · 6 comments · 5 reactions · Opened Jul 23, 2020
Spring Code Gen - @Validated missing in Generated API Code Open

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

swagger-api/swagger-codegen#10402 · 1 comment · 3 reactions · Opened Jul 22, 2020
Codegen API Ordering for HTML Clients Open

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

swagger-api/swagger-codegen#10400 · 1 reaction · Opened Jul 20, 2020
[Csharp]Can't set BasePath in Configuration because Timeout side effects forces ApiClient creation Open

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

swagger-api/swagger-codegen#10399 · 2 comments · Opened Jul 20, 2020
codegen is not correctly generating common parameters for any language Open

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

swagger-api/swagger-codegen#10397 · 1 comment · 1 reaction · Opened Jul 18, 2020
Examples don't actually work... Open

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

swagger-api/swagger-codegen#10396 · Opened Jul 18, 2020
export documentation in html2 with Swagger Hub Open

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

swagger-api/swagger-codegen#10395 · Opened Jul 18, 2020
[PHP] Composer Deprecation of autoloading non-psr4 compilant classes Open

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

swagger-api/swagger-codegen#10393 · Opened Jul 16, 2020
RxSwift version 5 Open

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

swagger-api/swagger-codegen#10391 · 1 reaction · Opened Jul 16, 2020
[java] Request to support: enumPropertyNaming / or case conversion - generated fromValue() to use equalsIgnoreCase(). Open

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

swagger-api/swagger-codegen#10390 · 5 reactions · Opened Jul 15, 2020
[JAVA] Problem generating model where default value is specified for date property Open

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

swagger-api/swagger-codegen#10388 · 2 comments · 1 reaction · Opened Jul 14, 2020
c# 'Name' is a namespace but is used like a type Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

swagger-api/swagger-codegen#10387 · Opened Jul 13, 2020
[Go] Nonsense http checks generated Open

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

swagger-api/swagger-codegen#10381 · Opened Jul 12, 2020
[PYTHON] Bug: client applies Content-Type header when no request body is present Open

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

swagger-api/swagger-codegen#10378 · 1 comment · Opened Jul 10, 2020
[CPPREST] Generated code does not compile because of bad characters: {}.[] Open

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

swagger-api/swagger-codegen#10373 · Opened Jul 9, 2020
[Java] Wrong form parameters Open

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

swagger-api/swagger-codegen#10371 · Opened Jul 7, 2020
[JAVA SPRING] Null pointer exception when specification doesn't have components Open

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

swagger-api/swagger-codegen#10370 · 1 comment · Opened Jul 7, 2020
[Dart] Object type not treated in a sensible manner Open

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

swagger-api/swagger-codegen#10369 · 1 reaction · Opened Jul 7, 2020
[Python]Generated code has naming conflict Open

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

swagger-api/swagger-codegen#10368 · 1 reaction · Opened Jul 6, 2020
java.lang.NullPointerException when running config-help Open

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

swagger-api/swagger-codegen#10365 · 2 comments · 1 reaction · Opened Jul 4, 2020
Javascript client libraries are produced with 281 known vulnerabilities Open

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

swagger-api/swagger-codegen#10364 · Opened Jul 3, 2020
jackson-version never updated in handlebars swagger-codegen-cli Open

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

swagger-api/swagger-codegen#10363 · Opened Jul 3, 2020
[JAVA] Problem with properties that have "set" in their name Open

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

swagger-api/swagger-codegen#10362 · Opened Jul 3, 2020
[csharp] XML comments include "--" and "-" erroneously Open

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

swagger-api/swagger-codegen#10357 · Opened Jul 1, 2020
Stackoverflow exception occurs when using allOf in yaml (ver. 3.0.20) Open

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

swagger-api/swagger-codegen#10354 · Opened Jun 29, 2020
Unable to compile swagger-codegen owing to 501 error from the parent POM Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

swagger-api/swagger-codegen#10353 · 1 reaction · Opened Jun 28, 2020
[Java] Documentation examples generated by api_doc.mustache for feign, resttemplate, retrofit, retrofit2, google-api-client, rest-assured are incorrect Open

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

swagger-api/swagger-codegen#10349 · Opened Jun 26, 2020
Add a prefix to all generated classes Open

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

swagger-api/swagger-codegen#10347 · 1 comment · 1 reaction · Opened Jun 26, 2020
[Java] How can I instruct client codegen to not use tags? Open

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

swagger-api/swagger-codegen#10345 · 2 comments · Opened Jun 25, 2020
[SpringCloud/OpenFeign] Support is broken out of the box Open

swagger-api/swagger-codegen#10343 · 3 comments · 5 reactions · 1 assignee · Opened Jun 24, 2020
[TYPESCRIPT/ANGULAR] / BUG / PascalCase generated to CamelCase Open

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

swagger-api/swagger-codegen#10342 · Opened Jun 23, 2020
[CSHARP] Bug - Nuget TLS1.2 Client Build fails Open

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

swagger-api/swagger-codegen#10341 · Opened Jun 23, 2020
OneOf code generation issue in java client. Open

swagger-api/swagger-codegen#10340 · 4 comments · 1 assignee · Opened Jun 23, 2020
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOfRange(Unknown Source) Open

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

swagger-api/swagger-codegen#10336 · Opened Jun 21, 2020
[TYPESCRIPT] Alias support for typescript-fetch templates Open

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

swagger-api/swagger-codegen#10334 · 1 comment · 1 reaction · Opened Jun 19, 2020
[QT5][QT5CPP] Bug in methods writing model data into JSON Open

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

swagger-api/swagger-codegen#10332 · Opened Jun 19, 2020
[SPRING] Multiple Content Types in APIs cause ambiguous mapping. Open

swagger-api/swagger-codegen#10331 · 1 assignee · Opened Jun 19, 2020
[Swift4] Post requests with a body parameter as ModelObject are malformed. Open

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

swagger-api/swagger-codegen#10326 · 1 comment · Opened Jun 18, 2020

swagger-api/swagger-codegen

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