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

[any] Excessive memory usage when generating examples Open

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

swagger-api/swagger-codegen#10199 · Opened Apr 23, 2020
[JAVA] Generated enums are not immutable Open

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

swagger-api/swagger-codegen#10195 · Opened Apr 21, 2020
[Ruby, bash] Support for clients in v3? Open

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

swagger-api/swagger-codegen#10194 · 1 comment · 7 reactions · Opened Apr 20, 2020
[Python] NameError: name 'Category' is not defined from the generated flask server Open

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

swagger-api/swagger-codegen#10193 · 5 comments · 18 reactions · Opened Apr 19, 2020
[Python] ImportError: cannot import name 'FileStorage' from the generated flask server Open

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

swagger-api/swagger-codegen#10192 · 5 comments · 4 reactions · Opened Apr 19, 2020
[Discussion] Support for AWS SigV4 in clients Open

swagger-api/swagger-codegen#10186 · 3 comments · 18 reactions · 1 assignee · Opened Apr 17, 2020
<dateLibrary>java8</dateLibrary> is ignored Open

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

swagger-api/swagger-codegen#10184 · Opened Apr 17, 2020
[CSharp] ASP.NET Core [FromQuery] parameter doesn't follow the DataMember attributes with classes Open

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

swagger-api/swagger-codegen#10180 · 3 reactions · Opened Apr 16, 2020
appName and appDescription from config file json are ignored for html2 output Open

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

swagger-api/swagger-codegen#10179 · 1 comment · Opened Apr 15, 2020
[JAVA] Exclude Gradle files from the generated client(it generates both Maven and Gradle files) Open

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

swagger-api/swagger-codegen#10178 · 3 comments · 9 reactions · Opened Apr 15, 2020
[JAVA] Support using the builder pattern for API calls Open

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

swagger-api/swagger-codegen#10176 · 3 comments · 2 reactions · Opened Apr 14, 2020
[Java] Client - Missing import in JSON.java when using `Object` as schema name Open

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

swagger-api/swagger-codegen#10175 · Opened Apr 14, 2020
README.md should be configurable Open

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

swagger-api/swagger-codegen#10174 · Opened Apr 14, 2020
swagger json to client conversion is not working if it has in:body as array string Open

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

swagger-api/swagger-codegen#10172 · Opened Apr 12, 2020
Rust module for v3 branch Open

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

swagger-api/swagger-codegen#10171 · 3 comments · 9 reactions · Opened Apr 12, 2020
PHP 7 : the way to transform an array of objects to an object which contains multiple objects Open

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

swagger-api/swagger-codegen#10170 · 3 comments · 2 reactions · Opened Apr 11, 2020
PHP Client doesn't seem to support anyOf with discriminator Open

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

swagger-api/swagger-codegen#10168 · 1 comment · Opened Apr 10, 2020
Source code annotation to specify a different endpoint or URL in swagger documentation from actual specified in code via @PATH? Open

Difficulty 5/5 Over a week Newbie friendliness 18/100

swagger-api/swagger-codegen#10163 · Opened Apr 8, 2020
[JAVA] using `additionalProperties` does not generate a Map Open

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

swagger-api/swagger-codegen#10162 · Opened Apr 7, 2020
[CSharp] Codegen method return type nullable Open

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

swagger-api/swagger-codegen#10159 · 1 reaction · Opened Apr 6, 2020
JAVA - Fluent setters cause name-shadowing errors Open

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

swagger-api/swagger-codegen#10156 · Opened Apr 6, 2020
[typescript-angular] (swagger-codegen 3.x) Constrained query parameter values in YAML are not constrained in client Open

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

swagger-api/swagger-codegen#10148 · 1 reaction · Opened Apr 1, 2020
[ PYTHON ] Bug generating url encoded form data Open

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

swagger-api/swagger-codegen#10145 · Opened Mar 30, 2020
[Kotlin] Bug generating model import with --import-mappings Open

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

swagger-api/swagger-codegen#10144 · 1 comment · 3 reactions · Opened Mar 30, 2020
SwaggerCodeGen not working any more? Open

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

swagger-api/swagger-codegen#10140 · 9 comments · 1 reaction · Opened Mar 29, 2020
Add JAVA_OPTS to swagger-generator scripts Open

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

swagger-api/swagger-codegen#10139 · 7 comments · Opened Mar 29, 2020
[aspnetcore] Bug generating method in Asp.Net Core 2.2 Controller when action is File Upload (multipart/form-data) (OAS 3) Open

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

swagger-api/swagger-codegen#10137 · 4 comments · 1 reaction · Opened Mar 27, 2020
C# code generation project does not compile (but here is the fix) Open

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

swagger-api/swagger-codegen#10136 · 1 comment · Opened Mar 27, 2020
[go-server] Generated file api/swagger.yaml is empty when OpenAPI spec 3.0.n is used Open

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

swagger-api/swagger-codegen#10131 · Opened Mar 25, 2020
Swagger Codegen does not support PATCH request Open

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

swagger-api/swagger-codegen#10130 · Opened Mar 25, 2020
[SWIFT5] Meaning of "Property type is not primitive" in io.swagger.codegen.v3.generators.DefaultCodegenConfig? Open

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

swagger-api/swagger-codegen#10128 · Opened Mar 24, 2020
Alamofire 5 for Swift 5 Open

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

swagger-api/swagger-codegen#10123 · 9 comments · 12 reactions · Opened Mar 23, 2020
.NET Core: Generate Autorest compatible methods from operationId Open

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

swagger-api/swagger-codegen#10122 · Opened Mar 23, 2020
Cannot use the /docs to verify API Open

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

swagger-api/swagger-codegen#10121 · Opened Mar 22, 2020
Client SDK generation fails when referenced domain contains schema with pattern Open

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

swagger-api/swagger-codegen#10119 · 1 comment · 1 reaction · Opened Mar 20, 2020
How to deal with 'Any' type object. swagger generated code has issues while parsing POST request with content in 'Any{}' type body Open

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

swagger-api/swagger-codegen#10117 · 1 comment · Opened Mar 20, 2020
[JavaScript] Missing `ModelObject` in JS Open

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

swagger-api/swagger-codegen#10116 · 4 comments · 13 reactions · Opened Mar 20, 2020
Issue while generating Bean if object contains _id and id both Open

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

swagger-api/swagger-codegen#10115 · Opened Mar 20, 2020
actix-web rust is missing Open

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

swagger-api/swagger-codegen#10114 · 3 reactions · Opened Mar 20, 2020
Access Authorization value in Services (NODEJS)... Open

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

swagger-api/swagger-codegen#10111 · Opened Mar 18, 2020
[ASP.NET] The default XML namespace of the project must be the MSBuild XML namespace. Open

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

swagger-api/swagger-codegen#10110 · Opened Mar 18, 2020
"Not Options For Commands" langs / versions in Brew-Installed Swagger Codegen CLI Open

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

swagger-api/swagger-codegen#10109 · 7 reactions · Opened Mar 18, 2020
[maven-plugin] no "serializableModel" option in swagger-codegen-maven-plugin available Open

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

swagger-api/swagger-codegen#10106 · 3 comments · 4 reactions · Opened Mar 17, 2020
[python]test-testlog-api failure Open

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

swagger-api/swagger-codegen#10104 · Opened Mar 15, 2020
[PHP-SYMFONY Bug Symfony 5 Open

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

swagger-api/swagger-codegen#10103 · 1 comment · Opened Mar 14, 2020
How do I remove these four methods, I don't want to generate them Open

Difficulty 3/5 1-2 days Newbie friendliness 28/100

swagger-api/swagger-codegen#10096 · 5 comments · 4 reactions · Opened Mar 13, 2020
can I use path property instead property name in request body in descriminator ? Open

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

swagger-api/swagger-codegen#10094 · 1 comment · Opened Mar 12, 2020
[SPRING] Fields starting with _ are generated as duplicates Open

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

swagger-api/swagger-codegen#10093 · 4 comments · 2 reactions · Opened Mar 12, 2020
java-cxf templates and read-only fields Open

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

swagger-api/swagger-codegen#10092 · 1 comment · 1 reaction · Opened Mar 11, 2020
[Go] Empty Struct Generated Which Should be a Typealias Open

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

swagger-api/swagger-codegen#10089 · Opened Mar 9, 2020

swagger-api/swagger-codegen

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