7.18.0 release (#22567)

* update dotnet 9 versin in workflow

* revert

.github/workflows/docker-release.yml

@@ -21,7 +21,7 @@ jobs:
           java-version: 11
           distribution: 'zulu'
       - name: Cache Maven packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}

.github/workflows/gradle-plugin-tests.yaml

@@ -21,7 +21,7 @@ jobs:
           distribution: 'temurin'
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: cache-maven-repository
         with:

.github/workflows/gradle-test.yaml

@@ -40,14 +40,14 @@ jobs:
           cache: gradle
       # Cache Gradle Dependencies
       - name: Setup Gradle Dependencies Cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-caches-${{ hashFiles('**/*.gradle', '**/*.gradle.kts') }}
 
       # Cache Gradle Wrapper
       - name: Setup Gradle Wrapper Cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.gradle/wrapper
           key: ${{ runner.os }}-gradle-wrapper-${{ hashFiles('**/gradle/wrapper/gradle-wrapper.properties') }}

.github/workflows/linux.yaml

@@ -29,14 +29,14 @@ jobs:
           java-version: ${{ matrix.java }}
           cache: gradle
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('pom.xml', 'modules/**/pom.xml') }}
           restore-keys: |
             ${{ runner.os }}-maven-
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.gradle/caches
@@ -62,7 +62,7 @@ jobs:
           GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
 
       - name: Upload Maven build artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: matrix.java == '11' && matrix.os == 'ubuntu-latest'
         with:
           name: artifact
@@ -98,7 +98,7 @@ jobs:
           maven-version: 3.8.8
           cache: gradle
       - name: Download build artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: artifact
       - name: Run Ensures Script

.github/workflows/maven-plugin-tests.yaml

@@ -20,7 +20,7 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: cache-maven-repository
         with:

.github/workflows/maven-release.yml

@@ -18,7 +18,7 @@ jobs:
           java-version: 11
           distribution: 'zulu'
       - name: Cache Maven packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}

.github/workflows/openapi-generator.yaml

@@ -23,7 +23,7 @@ jobs:
           distribution: 'temurin'
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: cache-maven-repository
         with:
@@ -42,7 +42,7 @@ jobs:
           GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
       - run: ls -la  modules/openapi-generator-cli/target
       - name: Upload openapi-generator-cli.jar artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: openapi-generator-cli.jar
           path: modules/openapi-generator-cli/target/openapi-generator-cli.jar
@@ -62,7 +62,7 @@ jobs:
           distribution: 'temurin'
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: cache-maven-repository
         with:
@@ -81,7 +81,7 @@ jobs:
           GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
       - name: Publish unit test reports
         if: ${{ always() }}
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: surefire-test-results
           path: '**/surefire-reports/TEST-*.xml'
@@ -99,7 +99,7 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: Download openapi-generator-cli.jar artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: openapi-generator-cli.jar
           path: modules/openapi-generator-cli/target
@@ -138,7 +138,7 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: Download openapi-generator-cli.jar artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: openapi-generator-cli.jar
           path: modules/openapi-generator-cli/target

.github/workflows/samples-clojure.yaml

@@ -34,7 +34,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-dart.yaml

@@ -24,7 +24,7 @@ jobs:
           java-version: 11
           cache: maven
       - name: Cache test dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: pub-cache
         with:

.github/workflows/samples-dotnet-fx.yaml

@@ -11,7 +11,7 @@ on:
       - samples/client/petstore/csharp/generichost/net4.8/**
 jobs:
   build:
-    name: Build .Net projects
+    name: Build .Net Framework projects
     runs-on: windows-latest
     strategy:
       fail-fast: false

.github/workflows/samples-dotnet-standard.yaml

@@ -15,7 +15,7 @@ on:
       - samples/client/petstore/csharp/unityWebRequest/standard2.0/**
 jobs:
   build:
-    name: Build .Net projects
+    name: Build .Net Standard projects
     runs-on: windows-latest
     strategy:
       fail-fast: false

.github/workflows/samples-dotnet10.yaml

@@ -0,0 +1,59 @@
+name: Samples C# .Net 10 Clients
+
+on:
+  push:
+    paths:
+      - samples/client/petstore/csharp/generichost/latest/**
+      - samples/client/petstore/csharp/generichost/net10/**
+      - samples/client/petstore/csharp/httpclient/net10/**
+      - samples/client/petstore/csharp/restsharp/net10/**
+      - samples/client/petstore/csharp/unityWebRequest/net10/**
+  pull_request:
+    paths:
+      - samples/client/petstore/csharp/generichost/latest/**
+      - samples/client/petstore/csharp/generichost/net10/**
+      - samples/client/petstore/csharp/httpclient/net10/**
+      - samples/client/petstore/csharp/restsharp/net10/**
+      - samples/client/petstore/csharp/unityWebRequest/net10/**
+jobs:
+  build:
+    name: Build .Net 10 projects
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        sample:
+          - samples/client/petstore/csharp/generichost/latest/ComposedEnum
+          - samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf
+          - samples/client/petstore/csharp/generichost/latest/Tags
+          - samples/client/petstore/csharp/generichost/latest/HelloWorld
+          - samples/client/petstore/csharp/generichost/latest/OneOfList
+          - samples/client/petstore/csharp/generichost/net10/AllOf
+          - samples/client/petstore/csharp/generichost/net10/AnyOf
+          - samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare
+          - samples/client/petstore/csharp/generichost/net10/FormModels
+          # - samples/client/petstore/csharp/generichost/net10/ManualPetstoreTests
+          # - samples/client/petstore/csharp/generichost/net10/ManualSourceGenerationTests
+          - samples/client/petstore/csharp/generichost/net10/NullReferenceTypes
+          - samples/client/petstore/csharp/generichost/net10/OneOf
+          - samples/client/petstore/csharp/generichost/net10/Petstore
+          - samples/client/petstore/csharp/generichost/net10/SourceGeneration
+          - samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate
+          # restsharp
+          - samples/client/petstore/csharp/restsharp/net10/EnumMappings
+          # httpclient
+          - samples/client/petstore/csharp/httpclient/net10/Petstore
+          - samples/client/petstore/csharp/httpclient/net10/Petstore-nonPublicApi
+          # unity
+          # - samples/client/petstore/csharp/unityWebRequest/net10/Petstore
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-dotnet@v5.0.0
+        with:
+          dotnet-version: '10.x'
+      - name: Build
+        working-directory: ${{ matrix.sample }}
+        run: dotnet build Org.OpenAPITools.sln
+      - name: Test
+        working-directory: ${{ matrix.sample }}
+        run: dotnet test Org.OpenAPITools.sln

.github/workflows/samples-dotnet8.yaml

@@ -15,7 +15,7 @@ on:
       - samples/client/petstore/csharp/unityWebRequest/net8/**
 jobs:
   build:
-    name: Build .Net projects
+    name: Build .Net 8 projects
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false

.github/workflows/samples-dotnet9.yaml

@@ -3,31 +3,24 @@ name: Samples C# .Net 9 Clients
 on:
   push:
     paths:
-      - samples/client/petstore/csharp/generichost/latest/**
       - samples/client/petstore/csharp/generichost/net9/**
       - samples/client/petstore/csharp/httpclient/net9/**
       - samples/client/petstore/csharp/restsharp/net9/**
       - samples/client/petstore/csharp/unityWebRequest/net9/**
   pull_request:
     paths:
-      - samples/client/petstore/csharp/generichost/latest/**
       - samples/client/petstore/csharp/generichost/net9/**
       - samples/client/petstore/csharp/httpclient/net9/**
       - samples/client/petstore/csharp/restsharp/net9/**
       - samples/client/petstore/csharp/unityWebRequest/net9/**
 jobs:
   build:
-    name: Build .Net projects
+    name: Build .Net 9 projects
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
         sample:
-          - samples/client/petstore/csharp/generichost/latest/ComposedEnum
-          - samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf
-          - samples/client/petstore/csharp/generichost/latest/Tags
-          - samples/client/petstore/csharp/generichost/latest/HelloWorld
-          - samples/client/petstore/csharp/generichost/latest/OneOfList
           - samples/client/petstore/csharp/generichost/net9/AllOf
           - samples/client/petstore/csharp/generichost/net9/AnyOf
           - samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare
@@ -50,7 +43,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: actions/setup-dotnet@v5.0.1
         with:
-          dotnet-version: '9.0.101'
+          dotnet-version: '9.0.x'
       - name: Build
         working-directory: ${{ matrix.sample }}
         run: dotnet build Org.OpenAPITools.sln

.github/workflows/samples-groovy.yaml

@@ -28,7 +28,7 @@ jobs:
           java-version: 8
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-client-echo-api-jdk11.yaml

@@ -28,7 +28,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-client-echo-api-jdk17.yaml

@@ -29,7 +29,7 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-client-echo-api-jdk8.yaml

@@ -35,7 +35,7 @@ jobs:
           distribution: 'temurin'
           java-version: 8
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-client-jdk11.yaml

@@ -121,7 +121,7 @@ jobs:
           java-version: 11
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:
@@ -133,7 +133,7 @@ jobs:
         run: mvn clean package --no-transfer-progress
 
       - name: Cache gradle dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: gradle-caches
         with:
@@ -141,7 +141,7 @@ jobs:
           key: ${{ runner.os }}-${{ github.job }}-${{ env.cache-name }}-${{ hashFiles('**/*.gradle', '**/*.gradle.kts') }}
 
       - name: Cache gradle wrapper
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: gradle-wrapper
         with:

.github/workflows/samples-java-client-jdk17.yaml

@@ -44,7 +44,7 @@ jobs:
           java-version: 17
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:
@@ -57,7 +57,7 @@ jobs:
         run: mvn clean package --no-transfer-progress
 
       - name: Cache gradle dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: gradle-caches
         with:
@@ -65,7 +65,7 @@ jobs:
           key: ${{ runner.os }}-${{ github.job }}-${{ env.cache-name }}-${{ hashFiles('**/*.gradle', '**/*.gradle.kts') }}
 
       - name: Cache gradle wrapper
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: gradle-wrapper
         with:

.github/workflows/samples-java-dubbo.yaml

@@ -25,7 +25,7 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-helidon-v3.yaml

@@ -32,7 +32,7 @@ jobs:
           distribution: 'temurin'
           java-version: ${{ matrix.version }}
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-helidon-v4.yaml

@@ -33,7 +33,7 @@ jobs:
           distribution: 'temurin'
           java-version: ${{ matrix.version }}
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-petsore-client-jdk11.yaml

@@ -53,7 +53,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-play-framework.yaml

@@ -35,7 +35,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-sbt.yaml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup sbt launcher
         uses: sbt/setup-sbt@v1
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-server-jdk8.yaml

@@ -37,7 +37,7 @@ jobs:
           distribution: 'temurin'
           java-version: 8
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-java-wiremock.yaml

@@ -23,7 +23,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-jaxrs-jdk11.yaml

@@ -24,7 +24,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-jaxrs.yaml

@@ -44,7 +44,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-jdk17.yaml

@@ -64,7 +64,7 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-jdk21.yaml

@@ -37,7 +37,7 @@ jobs:
           distribution: 'temurin'
           java-version: 21
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-client.yaml

@@ -29,7 +29,6 @@ jobs:
           # needs Android configured
           #- samples/client/petstore/kotlin-json-request-string
           - samples/client/petstore/kotlin-jvm-okhttp4-coroutines
-          - samples/client/petstore/kotlin-jvm-volley
           - samples/client/petstore/kotlin-moshi-codegen
           - samples/client/petstore/kotlin-multiplatform
           - samples/client/petstore/kotlin-multiplatform-kotlinx-datetime
@@ -47,10 +46,8 @@ jobs:
           - samples/client/petstore/kotlin-array-integer-enum
           - samples/client/petstore/kotlin-default-values-jvm-okhttp4
           - samples/client/petstore/kotlin-default-values-jvm-retrofit2
-          - samples/client/petstore/kotlin-default-values-jvm-volley
           - samples/client/petstore/kotlin-default-values-multiplatform
           - samples/client/petstore/kotlin-array-simple-string-jvm-okhttp4
-          - samples/client/petstore/kotlin-array-simple-string-jvm-volley
           - samples/client/petstore/kotlin-array-simple-string-multiplatform
           - samples/client/petstore/kotlin-bigdecimal-default-multiplatform
           - samples/client/petstore/kotlin-bigdecimal-default-okhttp4
@@ -81,7 +78,7 @@ jobs:
           java-version: 11
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-echo-api.yaml

@@ -28,7 +28,7 @@ jobs:
           java-version: 17
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-server-jdk17.yaml

@@ -61,7 +61,7 @@ jobs:
           java-version: 17
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-server-jdk21.yaml

@@ -34,7 +34,7 @@ jobs:
           java-version: 21
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-server.yaml

@@ -65,7 +65,7 @@ jobs:
           java-version: 11
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-kotlin-wiremock.yaml

@@ -28,7 +28,7 @@ jobs:
           distribution: 'temurin'
           java-version: 11
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-python-petstore.yaml

@@ -53,7 +53,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           key: ${{ runner.os }}-python-${{ steps.py.outputs.python-version }}-
           path: |

.github/workflows/samples-python-pydantic-v1-petstore.yaml

@@ -38,7 +38,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           key: ${{ runner.os }}-python-${{ steps.py.outputs.python-version }}-
           path: |

.github/workflows/samples-rust-server.yaml

@@ -60,6 +60,10 @@ jobs:
               cargo build --bin ${package##*/} --features cli
               target/debug/${package##*/} --help
             fi
+            # Test the validate feature if it exists
+            if cargo read-manifest | grep -q '"validate"'; then
+              cargo build --features validate --all-targets
+            fi
             cargo fmt
             cargo test
             cargo clippy

.github/workflows/samples-scala-client.yaml

@@ -58,7 +58,7 @@ jobs:
       - name: Setup sbt launcher
         uses: sbt/setup-sbt@v1
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-scala-jdk8.yaml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup sbt launcher
         uses: sbt/setup-sbt@v1
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-scala-server.yaml

@@ -31,7 +31,7 @@ jobs:
       - name: Setup sbt launcher
         uses: sbt/setup-sbt@v1
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-spring-jdk17.yaml

@@ -49,7 +49,7 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/samples-spring.yaml

@@ -68,7 +68,7 @@ jobs:
           distribution: 'temurin'
           java-version: 8
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: maven-repository
         with:

.github/workflows/windows.yaml

@@ -26,7 +26,7 @@ jobs:
           distribution: 'temurin'
           cache: gradle
       - name: Cache maven dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           cache-name: cache-maven-repository
         with:

bin/configs/crystal.yaml

@@ -6,6 +6,7 @@ additionalProperties:
   shardVersion: 1.0.0
   moduleName: Petstore
   shardName: petstore
+  #paramsEncoder: Crest::EnumeratedFlatParamsEncoder
 strictSpecBehavior: false
 modelNameMappings:
   PropertyNameMapping: AnotherPropertyNameMapping

bin/configs/csharp-generichost-net10-allOf.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/AllOf
+inputSpec: modules/openapi-generator/src/test/resources/3_0/allOf.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-anyOf.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/AnyOf
+inputSpec: modules/openapi-generator/src/test/resources/3_0/anyOf.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-anyOfNoCompare.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare
+inputSpec: modules/openapi-generator/src/test/resources/3_0/anyOf.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: false
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-formModels.yaml

@@ -0,0 +1,17 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/FormModels
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: false
+  equatable: true
+  targetFramework: net10.0
+  skipFormModel: false
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical
+inlineSchemaOptions:
+  RESOLVE_INLINE_ENUMS: true

bin/configs/csharp-generichost-net10-nrt-useSourceGeneration.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/SourceGeneration
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  useSourceGeneration: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-nrt.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/NullReferenceTypes
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-oneOf.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/OneOf
+inputSpec: modules/openapi-generator/src/test/resources/3_0/oneOf.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: true
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10-useDateTimeForDate.yaml

@@ -0,0 +1,11 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/dates-api.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{2E60EF87-DB0B-4D01-A36E-F5E90F7EC757}'
+  useDateTimeForDate: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-generichost-net10.yaml

@@ -0,0 +1,14 @@
+# for csharp generichost
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/net10/Petstore
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  nullableReferenceTypes: false
+  equatable: true
+  targetFramework: net10.0
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

bin/configs/csharp-httpclient-net10-nonPublicApi.yaml

@@ -0,0 +1,14 @@
+# for .net standard httpclient
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/httpclient/net10/Petstore-nonPublicApi
+inputSpec: modules/openapi-generator/src/test/resources/3_0/petstore-addpet-only.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+library: httpclient
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  useOneOfDiscriminatorLookup: true
+  targetFramework: net10.0
+  equatable: true
+  nonPublicApi: true

bin/configs/csharp-httpclient-net10.yaml

@@ -0,0 +1,13 @@
+# for .net standard httpclient
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/httpclient/net10/Petstore
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+library: httpclient
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  useOneOfDiscriminatorLookup: true
+  targetFramework: net10.0
+  equatable: true

bin/configs/csharp-restsharp-net10.yaml

@@ -0,0 +1,15 @@
+# for .net standard
+generatorName: csharp
+library: restsharp
+outputDir: samples/client/petstore/csharp/restsharp/net10/EnumMappings
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature-oneof-primitive-types.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  useCompareNetObjects: true 
+  disallowAdditionalPropertiesIfNotPresent: false
+  useOneOfDiscriminatorLookup: true
+  targetFramework: net10.0
+  equatable: true
+enumNameMappings:
+  delivered: Shipped

bin/configs/csharp-unityWebRequest-net10.yaml

@@ -0,0 +1,9 @@
+# for .net Unity
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/unityWebRequest/net10/Petstore
+inputSpec: modules/openapi-generator/src/test/resources/3_0/csharp/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+library: unityWebRequest
+additionalProperties:
+  targetFramework: net10.0
+  equatable: true

bin/configs/kotlin-array-simple-string-jvm-volley.yaml

@@ -1,9 +0,0 @@
-generatorName: kotlin
-outputDir: samples/client/petstore/kotlin-array-simple-string-jvm-volley
-inputSpec: modules/openapi-generator/src/test/resources/3_0/issue_7199_array_simple_string.yaml
-templateDir: modules/openapi-generator/src/main/resources/kotlin-client
-additionalProperties:
-  artifactId: kotlin-array-simple-string-jvm-volley
-  library: jvm-volley
-  serializationLibrary: gson
-  generateRoomModels: false

bin/configs/kotlin-default-values-jvm-volley.yaml

@@ -1,10 +0,0 @@
-generatorName: kotlin
-outputDir: samples/client/petstore/kotlin-default-values-jvm-volley
-inputSpec: modules/openapi-generator/src/test/resources/3_0/issue_10865_default_values.yaml
-templateDir: modules/openapi-generator/src/main/resources/kotlin-client
-additionalProperties:
-  artifactId: kotlin-default-values-jvm-volley
-  library: jvm-volley
-  sortParamsByRequiredFlag: false
-  serializationLibrary: gson
-  generateRoomModels: true

bin/configs/kotlin-jvm-volley.yaml

@@ -1,9 +0,0 @@
-generatorName: kotlin
-outputDir: samples/client/petstore/kotlin-jvm-volley
-library: jvm-volley
-inputSpec: modules/openapi-generator/src/test/resources/2_0/petstore.yaml
-templateDir: modules/openapi-generator/src/main/resources/kotlin-client
-additionalProperties:
-  artifactId: kotlin-petstore-jvm-volley
-  generateRoomModels: "true"
-  serializationLibrary: "gson"

docs/generators.md

@@ -3,7 +3,6 @@ id: generators
 title: Generators List
 ---
 
-[main] INFO  o.o.c.l.PythonFastAPIServerCodegen - Skipping sorting of path operations, order matters, let the developer decide via their specification file.
 The following generators are available:
 
 ## CLIENT generators

docs/generators/crystal.md

@@ -25,6 +25,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |hideGenerationTimestamp|Hides the generation timestamp when files are generated.| |true|
 |legacyDiscriminatorBehavior|Set to false for generators with better support for discriminators. (Python, Java, Go, PowerShell, C# have this enabled by default).|<dl><dt>**true**</dt><dd>The mapping in the discriminator includes descendent schemas that allOf inherit from self and the discriminator mapping schemas in the OAS document.</dd><dt>**false**</dt><dd>The mapping in the discriminator includes any descendent schemas that allOf inherit from self, any oneOf schemas, any anyOf schemas, any x-discriminator-values, and the discriminator mapping schemas in the OAS document AND Codegen validates that oneOf and anyOf schemas contain the required discriminator and throws an error if the discriminator is missing.</dd></dl>|true|
 |moduleName|module name (e.g. TwitterClient| |OpenAPIClient|
+|paramsEncoder|params_encoder setting (e.g. Crest::NestedParamsEncoder, Crest::EnumeratedFlatParamsEncoder, Crest::ZeroEnumeratedFlatParamsEncoder| |Crest::NestedParamsEncoder|
 |prependFormOrBodyParameters|Add form or body parameters to the beginning of the parameter list.| |false|
 |shardAuthor|shard author (only one is supported).| |null|
 |shardAuthorEmail|shard author email (only one is supported).| |null|

docs/generators/csharp.md

@@ -46,7 +46,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |packageVersion|C# package version.| |1.0.0|
 |returnICollection|Return ICollection<T> instead of the concrete type.| |false|
 |sourceFolder|source folder for generated code| |src|
-|targetFramework|The target .NET framework version. To target multiple frameworks, use `;` as the separator, e.g. `netstandard2.1;netcoreapp3.1`|<dl><dt>**netstandard1.3**</dt><dd>.NET Standard 1.3</dd><dt>**netstandard1.4**</dt><dd>.NET Standard 1.4</dd><dt>**netstandard1.5**</dt><dd>.NET Standard 1.5</dd><dt>**netstandard1.6**</dt><dd>.NET Standard 1.6</dd><dt>**netstandard2.0**</dt><dd>.NET Standard 2.0</dd><dt>**netstandard2.1**</dt><dd>.NET Standard 2.1</dd><dt>**net47**</dt><dd>.NET Framework 4.7</dd><dt>**net48**</dt><dd>.NET Framework 4.8</dd><dt>**net8.0**</dt><dd>.NET 8.0 (End of Support 10 November 2026)</dd><dt>**net9.0**</dt><dd>.NET 9.0 (End of Support 12 May 2026)</dd></dl>|net9.0|
+|targetFramework|The target .NET framework version. To target multiple frameworks, use `;` as the separator, e.g. `netstandard2.1;netcoreapp3.1`|<dl><dt>**netstandard1.3**</dt><dd>.NET Standard 1.3</dd><dt>**netstandard1.4**</dt><dd>.NET Standard 1.4</dd><dt>**netstandard1.5**</dt><dd>.NET Standard 1.5</dd><dt>**netstandard1.6**</dt><dd>.NET Standard 1.6</dd><dt>**netstandard2.0**</dt><dd>.NET Standard 2.0</dd><dt>**netstandard2.1**</dt><dd>.NET Standard 2.1</dd><dt>**net47**</dt><dd>.NET Framework 4.7</dd><dt>**net48**</dt><dd>.NET Framework 4.8</dd><dt>**net8.0**</dt><dd>.NET 8.0 (End of Support 10 November 2026)</dd><dt>**net9.0**</dt><dd>.NET 9.0 (End of Support 10 November 2026)</dd><dt>**net10.0**</dt><dd>.NET 10.0 (End of Support 14 November 2028)</dd></dl>|net10.0|
 |useCollection|Deserialize array types to Collection&lt;T&gt; instead of List&lt;T&gt;.| |false|
 |useDateTimeForDate|Use DateTime to model date properties even if DateOnly supported. (.net 6.0+ only)| |false|
 |useDateTimeOffset|Use DateTimeOffset to model date-time properties| |false|

docs/generators/kotlin.md

@@ -31,7 +31,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |generateRoomModels|Generate Android Room database models in addition to API models (JVM Volley library only)| |false|
 |groupId|Generated artifact package's organization (i.e. maven groupId).| |org.openapitools|
 |idea|Add IntelliJ Idea plugin and mark Kotlin main and test folders as source folders.| |false|
-|library|Library template (sub-template) to use|<dl><dt>**jvm-ktor**</dt><dd>Platform: Java Virtual Machine. HTTP client: Ktor 1.6.7. JSON processing: Gson, Jackson (default).</dd><dt>**jvm-okhttp4**</dt><dd>[DEFAULT] Platform: Java Virtual Machine. HTTP client: OkHttp 4.2.0 (Android 5.0+ and Java 8+). JSON processing: Moshi 1.8.0.</dd><dt>**jvm-spring-webclient**</dt><dd>Platform: Java Virtual Machine. HTTP: Spring 5 (or 6 with useSpringBoot3 enabled) WebClient. JSON processing: Jackson.</dd><dt>**jvm-spring-restclient**</dt><dd>Platform: Java Virtual Machine. HTTP: Spring 6 RestClient. JSON processing: Jackson.</dd><dt>**jvm-retrofit2**</dt><dd>Platform: Java Virtual Machine. HTTP client: Retrofit 2.6.2.</dd><dt>**multiplatform**</dt><dd>Platform: Kotlin multiplatform. HTTP client: Ktor 1.6.7. JSON processing: Kotlinx Serialization: 1.2.1.</dd><dt>**jvm-volley**</dt><dd>Platform: JVM for Android. HTTP client: Volley 1.2.1. JSON processing: gson 2.8.9</dd><dt>**jvm-vertx**</dt><dd>Platform: Java Virtual Machine. HTTP client: Vert.x Web Client. JSON processing: Moshi, Gson or Jackson.</dd></dl>|jvm-okhttp4|
+|library|Library template (sub-template) to use|<dl><dt>**jvm-ktor**</dt><dd>Platform: Java Virtual Machine. HTTP client: Ktor 1.6.7. JSON processing: Gson, Jackson (default).</dd><dt>**jvm-okhttp4**</dt><dd>[DEFAULT] Platform: Java Virtual Machine. HTTP client: OkHttp 4.2.0 (Android 5.0+ and Java 8+). JSON processing: Moshi 1.8.0.</dd><dt>**jvm-spring-webclient**</dt><dd>Platform: Java Virtual Machine. HTTP: Spring 5 (or 6 with useSpringBoot3 enabled) WebClient. JSON processing: Jackson.</dd><dt>**jvm-spring-restclient**</dt><dd>Platform: Java Virtual Machine. HTTP: Spring 6 RestClient. JSON processing: Jackson.</dd><dt>**jvm-retrofit2**</dt><dd>Platform: Java Virtual Machine. HTTP client: Retrofit 2.6.2.</dd><dt>**multiplatform**</dt><dd>Platform: Kotlin multiplatform. HTTP client: Ktor 1.6.7. JSON processing: Kotlinx Serialization: 1.2.1.</dd><dt>**jvm-volley**</dt><dd>Platform: JVM for Android. HTTP client: Volley 1.2.1. JSON processing: gson 2.8.9 (Deprecated)</dd><dt>**jvm-vertx**</dt><dd>Platform: Java Virtual Machine. HTTP client: Vert.x Web Client. JSON processing: Moshi, Gson or Jackson.</dd></dl>|jvm-okhttp4|
 |mapFileBinaryToByteArray|Map File and Binary to ByteArray (default: false)| |false|
 |modelMutable|Create mutable models| |false|
 |moshiCodeGen|Whether to enable codegen with the Moshi library. Refer to the [official Moshi doc](https://github.com/square/moshi#codegen) for more info.| |false|

modules/openapi-generator-cli/pom.xml

@@ -4,7 +4,7 @@
         <groupId>org.openapitools</groupId>
         <artifactId>openapi-generator-project</artifactId>
         <!-- RELEASE_VERSION -->
-        <version>7.18.0-SNAPSHOT</version>
+        <version>7.18.0</version>
         <!-- /RELEASE_VERSION -->
         <relativePath>../../pom.xml</relativePath>
     </parent>

modules/openapi-generator-core/pom.xml

@@ -6,7 +6,7 @@
     <artifactId>openapi-generator-project</artifactId>
     <groupId>org.openapitools</groupId>
     <!-- RELEASE_VERSION -->
-    <version>7.18.0-SNAPSHOT</version>
+    <version>7.18.0</version>
     <!-- /RELEASE_VERSION -->
     <relativePath>../../pom.xml</relativePath>
   </parent>

modules/openapi-generator-gradle-plugin/gradle.properties

@@ -1,5 +1,5 @@
 # RELEASE_VERSION
-openApiGeneratorVersion=7.18.0-SNAPSHOT
+openApiGeneratorVersion=7.18.0
 # /RELEASE_VERSION
 
 # BEGIN placeholders

modules/openapi-generator-gradle-plugin/pom.xml

@@ -4,7 +4,7 @@
         <groupId>org.openapitools</groupId>
         <artifactId>openapi-generator-project</artifactId>
         <!-- RELEASE_VERSION -->
-        <version>7.18.0-SNAPSHOT</version>
+        <version>7.18.0</version>
         <!-- /RELEASE_VERSION -->
         <relativePath>../../pom.xml</relativePath>
     </parent>

modules/openapi-generator-gradle-plugin/samples/local-spec/gradle.properties

@@ -1,3 +1,3 @@
 # RELEASE_VERSION
-openApiGeneratorVersion=7.18.0-SNAPSHOT
+openApiGeneratorVersion=7.18.0
 # /RELEASE_VERSION

modules/openapi-generator-maven-plugin/examples/java-client.xml

@@ -13,7 +13,7 @@
                 <groupId>org.openapitools</groupId>
                 <artifactId>openapi-generator-maven-plugin</artifactId>
                 <!-- RELEASE_VERSION -->
-                <version>7.18.0-SNAPSHOT</version>
+                <version>7.18.0</version>
                 <!-- /RELEASE_VERSION -->
                 <executions>
                     <execution>

modules/openapi-generator-maven-plugin/examples/kotlin.xml

@@ -15,7 +15,7 @@
 				<groupId>org.openapitools</groupId>
 				<artifactId>openapi-generator-maven-plugin</artifactId>
 				<!-- RELEASE_VERSION -->
-				<version>7.18.0-SNAPSHOT</version>
+				<version>7.18.0</version>
 				<!-- /RELEASE_VERSION -->
 				<executions>
 					<execution>

modules/openapi-generator-maven-plugin/examples/multi-module/java-client/pom.xml

@@ -19,7 +19,7 @@
                 <groupId>org.openapitools</groupId>
                 <artifactId>openapi-generator-maven-plugin</artifactId>
                 <!-- RELEASE_VERSION -->
-                <version>7.18.0-SNAPSHOT</version>
+                <version>7.18.0</version>
                 <!-- /RELEASE_VERSION -->
                 <dependencies>
                     <dependency>

modules/openapi-generator-maven-plugin/examples/non-java-invalid-spec.xml

@@ -13,7 +13,7 @@
                 <groupId>org.openapitools</groupId>
                 <artifactId>openapi-generator-maven-plugin</artifactId>
                 <!-- RELEASE_VERSION -->
-                <version>7.18.0-SNAPSHOT</version>
+                <version>7.18.0</version>
                 <!-- /RELEASE_VERSION -->
                 <executions>
                     <execution>

modules/openapi-generator-maven-plugin/examples/non-java.xml

@@ -13,7 +13,7 @@
                 <groupId>org.openapitools</groupId>
                 <artifactId>openapi-generator-maven-plugin</artifactId>
                 <!-- RELEASE_VERSION -->
-                <version>7.18.0-SNAPSHOT</version>
+                <version>7.18.0</version>
                 <!-- /RELEASE_VERSION -->
                 <executions>
                     <execution>

modules/openapi-generator-maven-plugin/examples/spring.xml

@@ -20,7 +20,7 @@
                 <groupId>org.openapitools</groupId>
                 <artifactId>openapi-generator-maven-plugin</artifactId>
                 <!-- RELEASE_VERSION -->
-                <version>7.18.0-SNAPSHOT</version>
+                <version>7.18.0</version>
                 <!-- /RELEASE_VERSION -->
                 <executions>
                     <execution>

modules/openapi-generator-maven-plugin/pom.xml

@@ -5,7 +5,7 @@
         <groupId>org.openapitools</groupId>
         <artifactId>openapi-generator-project</artifactId>
         <!-- RELEASE_VERSION -->
-        <version>7.18.0-SNAPSHOT</version>
+        <version>7.18.0</version>
         <!-- /RELEASE_VERSION -->
         <relativePath>../../pom.xml</relativePath>
     </parent>

modules/openapi-generator-online/pom.xml

@@ -4,7 +4,7 @@
         <groupId>org.openapitools</groupId>
         <artifactId>openapi-generator-project</artifactId>
         <!-- RELEASE_VERSION -->
-        <version>7.18.0-SNAPSHOT</version>
+        <version>7.18.0</version>
         <!-- /RELEASE_VERSION -->
         <relativePath>../../pom.xml</relativePath>
     </parent>

modules/openapi-generator/pom.xml

@@ -4,7 +4,7 @@
         <groupId>org.openapitools</groupId>
         <artifactId>openapi-generator-project</artifactId>
         <!-- RELEASE_VERSION -->
-        <version>7.18.0-SNAPSHOT</version>
+        <version>7.18.0</version>
         <!-- /RELEASE_VERSION -->
         <relativePath>../../pom.xml</relativePath>
     </parent>

modules/openapi-generator/src/main/java/org/openapitools/codegen/CodegenConstants.java

@@ -483,4 +483,9 @@ public class CodegenConstants {
     public static final String X_MODIFIERS = "x-modifiers";
     public static final String X_MODIFIER_PREFIX = "x-modifier-";
     public static final String X_MODEL_IS_MUTABLE = "x-model-is-mutable";
+    public static final String X_IMPLEMENTS = "x-implements";
+    public static final String X_IS_ONE_OF_INTERFACE = "x-is-one-of-interface";
+    public static final String X_DISCRIMINATOR_VALUE = "x-discriminator-value";
+    public static final String X_ONE_OF_NAME = "x-one-of-name";
+    public static final String X_NULLABLE = "x-nullable";
 }

modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java

@@ -527,7 +527,7 @@ public class DefaultCodegen implements CodegenConfig {
                 for (ModelMap mo : modelsAttrs.getModels()) {
                     CodegenModel cm = mo.getModel();
                     if (cm.oneOf.size() > 0) {
-                        cm.vendorExtensions.put("x-is-one-of-interface", true);
+                        cm.vendorExtensions.put(X_IS_ONE_OF_INTERFACE, true);
                         for (String one : cm.oneOf) {
                             if (!additionalDataMap.containsKey(one)) {
                                 additionalDataMap.put(one, new OneOfImplementorAdditionalData(one));
@@ -2348,8 +2348,8 @@ public class DefaultCodegen implements CodegenConfig {
     @SuppressWarnings("static-method")
     public String toOneOfName(List<String> names, Schema composedSchema) {
         Map<String, Object> exts = composedSchema.getExtensions();
-        if (exts != null && exts.containsKey("x-one-of-name")) {
-            return (String) exts.get("x-one-of-name");
+        if (exts != null && exts.containsKey(X_ONE_OF_NAME)) {
+            return (String) exts.get(X_ONE_OF_NAME);
         }
         return "oneOf<" + String.join(",", names) + ">";
     }
@@ -3548,8 +3548,8 @@ public class DefaultCodegen implements CodegenConfig {
                     once(LOGGER).error("Failed to lookup the schema '{}' when processing oneOf/anyOf. Please check to ensure it's defined properly.", modelName);
                 } else {
                     Map<String, Object> vendorExtensions = cs.getExtensions();
-                    if (vendorExtensions != null && !vendorExtensions.isEmpty() && vendorExtensions.containsKey("x-discriminator-value")) {
-                        String xDiscriminatorValue = (String) vendorExtensions.get("x-discriminator-value");
+                    if (vendorExtensions != null && !vendorExtensions.isEmpty() && vendorExtensions.containsKey(X_DISCRIMINATOR_VALUE)) {
+                        String xDiscriminatorValue = (String) vendorExtensions.get(X_DISCRIMINATOR_VALUE);
                         mm = new MappedModel(xDiscriminatorValue, toModelName(modelName), true);
                         descendentSchemas.add(mm);
                     }
@@ -3605,7 +3605,7 @@ public class DefaultCodegen implements CodegenConfig {
             Map<String, Object> vendorExtensions = cs.getExtensions();
             String mappingName =
                     Optional.ofNullable(vendorExtensions)
-                            .map(ve -> ve.get("x-discriminator-value"))
+                            .map(ve -> ve.get(X_DISCRIMINATOR_VALUE))
                             .map(discriminatorValue -> (String) discriminatorValue)
                             .orElse(currentSchemaName);
             MappedModel mm = new MappedModel(mappingName, toModelName(currentSchemaName), !mappingName.equals(currentSchemaName));
@@ -4098,8 +4098,8 @@ public class DefaultCodegen implements CodegenConfig {
         if (referencedSchema.getNullable() != null) {
             property.isNullable = referencedSchema.getNullable();
         } else if (referencedSchema.getExtensions() != null &&
-                referencedSchema.getExtensions().containsKey("x-nullable")) {
-            property.isNullable = (Boolean) referencedSchema.getExtensions().get("x-nullable");
+                referencedSchema.getExtensions().containsKey(X_NULLABLE)) {
+            property.isNullable = (Boolean) referencedSchema.getExtensions().get(X_NULLABLE);
         }
 
         final XML referencedSchemaXml = referencedSchema.getXml();
@@ -4201,8 +4201,8 @@ public class DefaultCodegen implements CodegenConfig {
             // evaluate common attributes if defined in the top level
             if (p.getNullable() != null) {
                 property.isNullable = p.getNullable();
-            } else if (p.getExtensions() != null && p.getExtensions().containsKey("x-nullable")) {
-                property.isNullable = (Boolean) p.getExtensions().get("x-nullable");
+            } else if (p.getExtensions() != null && p.getExtensions().containsKey(X_NULLABLE)) {
+                property.isNullable = (Boolean) p.getExtensions().get(X_NULLABLE);
             }
 
             if (p.getReadOnly() != null) {
@@ -8047,8 +8047,8 @@ public class DefaultCodegen implements CodegenConfig {
             // evaluate common attributes such as description if defined in the top level
             if (original.getNullable() != null) {
                 codegenParameter.isNullable = original.getNullable();
-            } else if (original.getExtensions() != null && original.getExtensions().containsKey("x-nullable")) {
-                codegenParameter.isNullable = (Boolean) original.getExtensions().get("x-nullable");
+            } else if (original.getExtensions() != null && original.getExtensions().containsKey(X_NULLABLE)) {
+                codegenParameter.isNullable = (Boolean) original.getExtensions().get(X_NULLABLE);
             }
 
             if (original.getExtensions() != null) {
@@ -8464,7 +8464,7 @@ public class DefaultCodegen implements CodegenConfig {
      */
     public void addOneOfNameExtension(Schema schema, String name) {
         if (schema.getOneOf() != null && schema.getOneOf().size() > 0) {
-            schema.addExtension("x-one-of-name", name);
+            schema.addExtension(X_ONE_OF_NAME, name);
         }
     }
 
@@ -8498,7 +8498,7 @@ public class DefaultCodegen implements CodegenConfig {
         }
         cm.name = type;
         cm.classname = type;
-        cm.vendorExtensions.put("x-is-one-of-interface", true);
+        cm.vendorExtensions.put(X_IS_ONE_OF_INTERFACE, true);
         cm.interfaceModels = new ArrayList<>();
 
         addOneOfInterfaces.add(cm);

modules/openapi-generator/src/main/java/org/openapitools/codegen/OpenAPINormalizer.java

@@ -37,8 +37,7 @@ import java.util.*;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
-import static org.openapitools.codegen.CodegenConstants.X_INTERNAL;
-import static org.openapitools.codegen.CodegenConstants.X_PARENT;
+import static org.openapitools.codegen.CodegenConstants.*;
 import static org.openapitools.codegen.utils.ModelUtils.simplifyOneOfAnyOfWithOnlyOneNonNullSubSchema;
 import static org.openapitools.codegen.utils.StringUtils.getUniqueString;
 
@@ -1570,7 +1569,7 @@ public class OpenAPINormalizer {
     }
 
     protected Schema setNullable(Schema schema) {
-        if (schema.getNullable() != null || (schema.getExtensions() != null && schema.getExtensions().containsKey("x-nullable"))) {
+        if (schema.getNullable() != null || (schema.getExtensions() != null && schema.getExtensions().containsKey(X_NULLABLE))) {
             // already set, don't overwrite
             return schema;
         }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java

@@ -547,13 +547,15 @@ public abstract class AbstractGoCodegen extends DefaultCodegen implements Codege
             }
             for (CodegenParameter param : operation.allParams) {
                 // import "os" if the operation uses files
-                if (!addedOSImport && "*os.File".equals(param.dataType)) {
+                if (!addedOSImport && ("*os.File".equals(param.dataType) ||
+                        (param.items != null && "*os.File".equals(param.items.dataType)))) {
                     imports.add(createMapping("import", "os"));
                     addedOSImport = true;
                 }
 
                 // import "time" if the operation has a time parameter.
-                if (!addedTimeImport && "time.Time".equals(param.dataType)) {
+                if (!addedTimeImport && ("time.Time".equals(param.dataType) ||
+                        (param.items != null && "time.Time".equals(param.items.dataType)))) {
                     imports.add(createMapping("import", "time"));
                     addedTimeImport = true;
                 }
@@ -648,13 +650,15 @@ public abstract class AbstractGoCodegen extends DefaultCodegen implements Codege
             }
             for (CodegenParameter param : operation.allParams) {
                 // import "os" if the operation uses files
-                if (!addedOSImport && "*os.File".equals(param.dataType)) {
+                if (!addedOSImport && ("*os.File".equals(param.dataType) ||
+                        (param.items != null && "*os.File".equals(param.items.dataType)))) {
                     imports.add(createMapping("import", "os"));
                     addedOSImport = true;
                 }
 
                 // import "time" if the operation has a time parameter.
-                if (!addedTimeImport && "time.Time".equals(param.dataType)) {
+                if (!addedTimeImport && ("time.Time".equals(param.dataType) ||
+                        (param.items != null && "time.Time".equals(param.items.dataType)))) {
                     imports.add(createMapping("import", "time"));
                     addedTimeImport = true;
                 }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractJavaCodegen.java

@@ -71,6 +71,7 @@ import java.util.stream.Collectors;
 import java.util.stream.Stream;
 import java.util.stream.StreamSupport;
 
+import static org.openapitools.codegen.CodegenConstants.X_IMPLEMENTS;
 import static org.openapitools.codegen.utils.CamelizeOption.*;
 import static org.openapitools.codegen.utils.ModelUtils.getSchemaItems;
 import static org.openapitools.codegen.utils.OnceLogger.once;
@@ -1997,8 +1998,8 @@ public abstract class AbstractJavaCodegen extends DefaultCodegen implements Code
         for (ModelMap mo : objs.getModels()) {
             CodegenModel cm = mo.getModel();
             if (this.serializableModel) {
-                cm.getVendorExtensions().putIfAbsent("x-implements", new ArrayList<String>());
-                ((ArrayList<String>) cm.getVendorExtensions().get("x-implements")).add("Serializable");
+                cm.getVendorExtensions().putIfAbsent(X_IMPLEMENTS, new ArrayList<String>());
+                ((ArrayList<String>) cm.getVendorExtensions().get(X_IMPLEMENTS)).add("Serializable");
             }
         }
 

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CSharpClientCodegen.java

@@ -77,6 +77,7 @@ public class CSharpClientCodegen extends AbstractCSharpCodegen {
     protected static final String NET_70_OR_LATER = "net70OrLater";
     protected static final String NET_80_OR_LATER = "net80OrLater";
     protected static final String NET_90_OR_LATER = "net90OrLater";
+    protected static final String NET_10_OR_LATER = "net10OrLater";
 
     @SuppressWarnings("hiding")
     private final Logger LOGGER = LoggerFactory.getLogger(CSharpClientCodegen.class);
@@ -90,7 +91,8 @@ public class CSharpClientCodegen extends AbstractCSharpCodegen {
             FrameworkStrategy.NETFRAMEWORK_4_7,
             FrameworkStrategy.NETFRAMEWORK_4_8,
             FrameworkStrategy.NET_8_0,
-            FrameworkStrategy.NET_9_0
+            FrameworkStrategy.NET_9_0,
+            FrameworkStrategy.NET_10
     );
     private static FrameworkStrategy latestFramework = frameworkStrategies.get(frameworkStrategies.size() - 1);
     protected final Map<String, String> frameworks;
@@ -1448,8 +1450,11 @@ public class CSharpClientCodegen extends AbstractCSharpCodegen {
         };
         static FrameworkStrategy NET_8_0 = new FrameworkStrategy("net8.0", ".NET 8.0 (End of Support 10 November 2026)", "net8.0", Boolean.FALSE) {
         };
-        static FrameworkStrategy NET_9_0 = new FrameworkStrategy("net9.0", ".NET 9.0 (End of Support 12 May 2026)", "net9.0", Boolean.FALSE) {
+        static FrameworkStrategy NET_9_0 = new FrameworkStrategy("net9.0", ".NET 9.0 (End of Support 10 November 2026)", "net9.0", Boolean.FALSE) {
         };
+        static FrameworkStrategy NET_10 = new FrameworkStrategy("net10.0", ".NET 10.0 (End of Support 14 November 2028)", "net10.0", Boolean.FALSE) {
+        };
+
         protected String name;
         protected String description;
         protected String testTargetFramework;
@@ -1580,6 +1585,19 @@ public class CSharpClientCodegen extends AbstractCSharpCodegen {
                 properties.put(NET_70_OR_LATER, true);
                 properties.put(NET_80_OR_LATER, true);
                 properties.put(NET_90_OR_LATER, true);
+            } else if (strategies.stream().anyMatch(p -> "net10.0".equals(p.name))) {
+                properties.put(NET_STANDARD_14_OR_LATER, true);
+                properties.put(NET_STANDARD_15_OR_LATER, true);
+                properties.put(NET_STANDARD_16_OR_LATER, true);
+                properties.put(NET_STANDARD_20_OR_LATER, true);
+                properties.put(NET_STANDARD_21_OR_LATER, true);
+                properties.put(NET_47_OR_LATER, true);
+                properties.put(NET_48_OR_LATER, true);
+                properties.put(NET_60_OR_LATER, true);
+                properties.put(NET_70_OR_LATER, true);
+                properties.put(NET_80_OR_LATER, true);
+                properties.put(NET_90_OR_LATER, true);
+                properties.put(NET_10_OR_LATER, true);
             } else {
                 throw new RuntimeException("Unhandled case");
             }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CrystalClientCodegen.java

@@ -29,6 +29,8 @@ import org.openapitools.codegen.model.ModelsMap;
 import org.openapitools.codegen.model.OperationMap;
 import org.openapitools.codegen.model.OperationsMap;
 import org.openapitools.codegen.templating.mustache.PrefixWithHashLambda;
+import org.openapitools.codegen.templating.mustache.UppercaseLambda;
+import org.openapitools.codegen.templating.mustache.TitlecaseLambda;
 import org.openapitools.codegen.utils.ModelUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -57,6 +59,7 @@ public class CrystalClientCodegen extends DefaultCodegen {
     @Setter protected String shardDescription = "This shard maps to a REST API";
     @Setter protected String shardAuthor = "";
     @Setter protected String shardAuthorEmail = "";
+    @Setter protected String paramsEncoder = "Crest::NestedParamsEncoder";
     protected String apiDocPath = "docs/";
     protected String modelDocPath = "docs/";
     protected List<String> primitiveTypes = new ArrayList<String>();
@@ -70,6 +73,7 @@ public class CrystalClientCodegen extends DefaultCodegen {
     public static final String SHARD_DESCRIPTION = "shardDescription";
     public static final String SHARD_AUTHOR = "shardAuthor";
     public static final String SHARD_AUTHOR_EMAIL = "shardAuthorEmail";
+    public static final String PARAMS_ENCODER = "paramsEncoder";
 
     public CrystalClientCodegen() {
         super();
@@ -197,8 +201,7 @@ public class CrystalClientCodegen extends DefaultCodegen {
 
         cliOptions.add(new CliOption(SHARD_HOMEPAGE, "shard homepage.").defaultValue("http://org.openapitools"));
 
-        cliOptions.add(
-                new CliOption(SHARD_DESCRIPTION, "shard description.").defaultValue("This shard maps to a REST API"));
+        cliOptions.add(new CliOption(SHARD_DESCRIPTION, "shard description.").defaultValue("This shard maps to a REST API"));
 
         cliOptions.add(new CliOption(SHARD_AUTHOR, "shard author (only one is supported)."));
 
@@ -206,6 +209,10 @@ public class CrystalClientCodegen extends DefaultCodegen {
 
         cliOptions.add(new CliOption(CodegenConstants.HIDE_GENERATION_TIMESTAMP,
                 CodegenConstants.HIDE_GENERATION_TIMESTAMP_DESC).defaultValue(Boolean.TRUE.toString()));
+
+        cliOptions.add(new CliOption(PARAMS_ENCODER,
+                "params_encoder setting (e.g. Crest::NestedParamsEncoder, Crest::EnumeratedFlatParamsEncoder, Crest::ZeroEnumeratedFlatParamsEncoder").
+                defaultValue("Crest::NestedParamsEncoder"));
     }
 
     @Override
@@ -260,6 +267,12 @@ public class CrystalClientCodegen extends DefaultCodegen {
             setShardAuthorEmail((String) additionalProperties.get(SHARD_AUTHOR_EMAIL));
         }
 
+        if (additionalProperties.containsKey(PARAMS_ENCODER)) {
+            setParamsEncoder((String) additionalProperties.get(PARAMS_ENCODER));
+        } else {
+            additionalProperties.put(PARAMS_ENCODER, paramsEncoder);
+        }
+
         // make api and model doc path available in mustache template
         additionalProperties.put("apiDocPath", apiDocPath);
         additionalProperties.put("modelDocPath", modelDocPath);
@@ -273,6 +286,7 @@ public class CrystalClientCodegen extends DefaultCodegen {
         supportingFiles.add(new SupportingFile("api_error.mustache", shardFolder, "api_error.cr"));
         supportingFiles.add(new SupportingFile("configuration.mustache", shardFolder, "configuration.cr"));
         supportingFiles.add(new SupportingFile("api_client.mustache", shardFolder, "api_client.cr"));
+        supportingFiles.add(new SupportingFile("recursive_hash.mustache", shardFolder, "recursive_hash.cr"));
         supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
         supportingFiles.add(new SupportingFile("git_push.sh.mustache", "", "git_push.sh"));
         supportingFiles.add(new SupportingFile("gitignore.mustache", "", ".gitignore"));
@@ -285,6 +299,8 @@ public class CrystalClientCodegen extends DefaultCodegen {
 
         // add lambda for mustache templates
         additionalProperties.put("lambdaPrefixWithHash", new PrefixWithHashLambda());
+        additionalProperties.put("lambdaUppercase", new UppercaseLambda());
+        additionalProperties.put("lambdaTitlecase", new TitlecaseLambda());
 
     }
 
@@ -747,8 +763,13 @@ public class CrystalClientCodegen extends DefaultCodegen {
             return moduleName + "::" + codegenModel.classname + "::" + enumVars.get(0).get("name");
         } else if (codegenModel.oneOf != null && !codegenModel.oneOf.isEmpty()) {
             String subModel = (String) codegenModel.oneOf.toArray()[0];
-            String oneOf = constructExampleCode(modelMaps.get(subModel), modelMaps, processedModelMap);
-            return oneOf;
+            if (modelMaps.get(subModel) == null) {
+                LOGGER.warn("Cannot find codegen for SubModel: {} (model: {})", subModel, model);
+                return "";
+            } else {
+                String oneOf = constructExampleCode(modelMaps.get(subModel), modelMaps, processedModelMap);
+                return oneOf;
+            }
         } else {
             processedModelMap.put(model, 1);
         }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/GoClientCodegen.java

@@ -520,7 +520,7 @@ public class GoClientCodegen extends AbstractGoCodegen {
                 addedFmtImport = true;
             }
 
-            if (model.hasRequired) {
+            if (generateUnmarshalJSON && model.hasRequired) {
                 if (!model.isAdditionalPropertiesTrue &&
                         (model.oneOf == null || model.oneOf.isEmpty()) &&
                         (model.anyOf == null || model.anyOf.isEmpty())) {

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaClientCodegen.java

@@ -47,6 +47,7 @@ import java.util.regex.Pattern;
 import static com.google.common.base.CaseFormat.LOWER_CAMEL;
 import static com.google.common.base.CaseFormat.UPPER_UNDERSCORE;
 import static java.util.Collections.sort;
+import static org.openapitools.codegen.CodegenConstants.X_IMPLEMENTS;
 import static org.openapitools.codegen.utils.CamelizeOption.LOWERCASE_FIRST_LETTER;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
@@ -1173,7 +1174,7 @@ public class JavaClientCodegen extends AbstractJavaCodegen
         for (ModelMap mo : models) {
             CodegenModel cm = mo.getModel();
 
-            cm.getVendorExtensions().putIfAbsent("x-implements", new ArrayList<String>());
+            cm.getVendorExtensions().putIfAbsent(X_IMPLEMENTS, new ArrayList<String>());
             if (isLibrary(JERSEY2) || isLibrary(JERSEY3) || isLibrary(NATIVE) || isLibrary(OKHTTP_GSON)) {
                 if (cm.oneOf != null && !cm.oneOf.isEmpty() && cm.oneOf.contains("ModelNull")) {
                     // if oneOf contains "null" type
@@ -1188,7 +1189,7 @@ public class JavaClientCodegen extends AbstractJavaCodegen
                 }
             }
             if (this.parcelableModel && !cm.isEnum) {
-                ((ArrayList<String>) cm.getVendorExtensions().get("x-implements")).add("Parcelable");
+                ((ArrayList<String>) cm.getVendorExtensions().get(X_IMPLEMENTS)).add("Parcelable");
             }
         }
 

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/KotlinClientCodegen.java

@@ -248,7 +248,7 @@ public class KotlinClientCodegen extends AbstractKotlinCodegen {
         supportedLibraries.put(JVM_SPRING_RESTCLIENT, "Platform: Java Virtual Machine. HTTP: Spring 6 RestClient. JSON processing: Jackson.");
         supportedLibraries.put(JVM_RETROFIT2, "Platform: Java Virtual Machine. HTTP client: Retrofit 2.6.2.");
         supportedLibraries.put(MULTIPLATFORM, "Platform: Kotlin multiplatform. HTTP client: Ktor 1.6.7. JSON processing: Kotlinx Serialization: 1.2.1.");
-        supportedLibraries.put(JVM_VOLLEY, "Platform: JVM for Android. HTTP client: Volley 1.2.1. JSON processing: gson 2.8.9");
+        supportedLibraries.put(JVM_VOLLEY, "Platform: JVM for Android. HTTP client: Volley 1.2.1. JSON processing: gson 2.8.9 (Deprecated)");
         supportedLibraries.put(JVM_VERTX, "Platform: Java Virtual Machine. HTTP client: Vert.x Web Client. JSON processing: Moshi, Gson or Jackson.");
 
         CliOption libraryOption = new CliOption(CodegenConstants.LIBRARY, "Library template (sub-template) to use");
@@ -417,11 +417,14 @@ public class KotlinClientCodegen extends AbstractKotlinCodegen {
         if (hasConflict) {
             LOGGER.warn("You specified RxJava versions 1 and 2 and 3 or Coroutines together, please choose one of them.");
         } else if (hasRx3) {
-            this.setUseRxJava3(Boolean.parseBoolean(additionalProperties.get(USE_RX_JAVA3).toString()));
+            setUseRxJava3(convertPropertyToBoolean(USE_RX_JAVA3));
         } else if (hasCoroutines) {
-            this.setUseCoroutines(Boolean.parseBoolean(additionalProperties.get(USE_COROUTINES).toString()));
+            setUseCoroutines(convertPropertyToBoolean(USE_COROUTINES));
         }
 
+        additionalProperties.put(USE_RX_JAVA3, useRxJava3);
+        additionalProperties.put(USE_COROUTINES, useCoroutines);
+
         if (!hasRx3 && !hasCoroutines) {
             setDoNotUseRxAndCoroutines(true);
             additionalProperties.put(DO_NOT_USE_RX_AND_COROUTINES, true);
@@ -447,7 +450,11 @@ public class KotlinClientCodegen extends AbstractKotlinCodegen {
         }
 
         if (additionalProperties.containsKey(OMIT_GRADLE_WRAPPER)) {
-            setOmitGradleWrapper(Boolean.parseBoolean(additionalProperties.get(OMIT_GRADLE_WRAPPER).toString()));
+            setOmitGradleWrapper(convertPropertyToBooleanAndWriteBack(OMIT_GRADLE_WRAPPER));
+        }
+
+        if (additionalProperties.containsKey(USE_SPRING_BOOT3)) {
+            convertPropertyToBooleanAndWriteBack(USE_SPRING_BOOT3);
         }
 
         if (additionalProperties.containsKey(CodegenConstants.SERIALIZATION_LIBRARY)) {
@@ -467,11 +474,11 @@ public class KotlinClientCodegen extends AbstractKotlinCodegen {
         }
 
         if (additionalProperties.containsKey(GENERATE_ONEOF_ANYOF_WRAPPERS)) {
-            setGenerateOneOfAnyOfWrappers(Boolean.parseBoolean(additionalProperties.get(GENERATE_ONEOF_ANYOF_WRAPPERS).toString()));
+            setGenerateOneOfAnyOfWrappers(convertPropertyToBooleanAndWriteBack(GENERATE_ONEOF_ANYOF_WRAPPERS));
         }
 
         if (additionalProperties.containsKey(FAIL_ON_UNKNOWN_PROPERTIES)) {
-            setFailOnUnknownProperties(Boolean.parseBoolean(additionalProperties.get(FAIL_ON_UNKNOWN_PROPERTIES).toString()));
+            setFailOnUnknownProperties(convertPropertyToBooleanAndWriteBack(FAIL_ON_UNKNOWN_PROPERTIES));
         } else {
             additionalProperties.put(FAIL_ON_UNKNOWN_PROPERTIES, false);
             setFailOnUnknownProperties(false);

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/PythonFastAPIServerCodegen.java

@@ -90,9 +90,6 @@ public class PythonFastAPIServerCodegen extends AbstractPythonCodegen {
     public PythonFastAPIServerCodegen() {
         super();
 
-        // Skip sorting of operations to preserve the order found in the OpenAPI spec file.  See 
-        // https://fastapi.tiangolo.com/tutorial/path-params/?h=path#order-matters for details on why order matters.
-        LOGGER.info("Skipping sorting of path operations, order matters, let the developer decide via their specification file.");
         setSkipSortingOperations(true);
 
         modifyFeatureSet(features -> features.includeSecurityFeatures(
@@ -150,6 +147,11 @@ public class PythonFastAPIServerCodegen extends AbstractPythonCodegen {
     public void processOpts() {
         super.processOpts();
 
+        // Skip sorting of operations via setSkipSortingOperations(true) in the constructor to preserve the order
+        // found in the OpenAPI spec file.  See
+        // https://fastapi.tiangolo.com/tutorial/path-params/?h=path#order-matters for details on why order matters.
+        LOGGER.info("Skipping sorting of path operations, order matters, let the developer decide via their specification file.");
+
         if (additionalProperties.containsKey(CodegenConstants.PACKAGE_NAME)) {
             setPackageName((String) additionalProperties.get(CodegenConstants.PACKAGE_NAME));
         }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegen.java

@@ -48,6 +48,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
+import static org.openapitools.codegen.CodegenConstants.X_ONE_OF_NAME;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
@@ -86,6 +87,9 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
     private static final String problemJsonMimeType = "application/problem+json";
     private static final String problemXmlMimeType = "application/problem+xml";
 
+    // Track if we have models with conflicting names (Ok/Err) that conflict with serde_valid
+    private boolean hasConflictingModelNames = false;
+
     public RustServerCodegen() {
         super();
 
@@ -941,6 +945,11 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
             if (param.contentType != null && isMimetypeJson(param.contentType)) {
                 param.vendorExtensions.put("x-consumes-json", true);
             }
+
+            // Add a vendor extension to flag if this can have validate() run on it.
+            if (!param.isUuid && !param.isPrimitiveType && !param.isEnum && (!param.isContainer || !languageSpecificPrimitives.contains(typeMapping.get(param.baseType)))) {
+                param.vendorExtensions.put("x-can-validate", true);
+            }
         }
 
         for (CodegenParameter param : op.formParams) {
@@ -1406,8 +1415,8 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
         if (composedSchema != null) {
             exts = composedSchema.getExtensions();
         }
-        if (exts != null && exts.containsKey("x-one-of-name")) {
-            return (String) exts.get("x-one-of-name");
+        if (exts != null && exts.containsKey(X_ONE_OF_NAME)) {
+            return (String) exts.get(X_ONE_OF_NAME);
         }
 
         List<Schema> schemas = ModelUtils.getInterfaces(composedSchema);
@@ -1454,8 +1463,20 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
     public void postProcessModelProperty(CodegenModel model, CodegenProperty property) {
         super.postProcessModelProperty(model, property);
 
+        // Check for reserved field names that conflict with serde_valid macro internals
+        if ("ok".equalsIgnoreCase(property.name) || "err".equalsIgnoreCase(property.name)) {
+            model.vendorExtensions.put("x-skip-serde-valid", true);
+        }
+
+        // Mark properties that reference complex types (models) for nested validation
+        // Only add nested validation for types that reference generated models (contain "models::")
+        if (property.dataType != null && property.dataType.contains("models::")) {
+            property.vendorExtensions.put("x-needs-nested-validation", true);
+        }
+
         // TODO: We should avoid reverse engineering primitive type status from the data type
-        if (!languageSpecificPrimitives.contains(stripNullable(property.dataType))) {
+        String strippedType = stripNullable(property.dataType);
+        if (!languageSpecificPrimitives.contains(strippedType)) {
             // If we use a more qualified model name, then only camelize the actual type, not the qualifier.
             if (property.dataType.contains(":")) {
                 int position = property.dataType.lastIndexOf(":");
@@ -1528,7 +1549,32 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
 
     @Override
     public ModelsMap postProcessModels(ModelsMap objs) {
-        return super.postProcessModelsEnum(objs);
+        ModelsMap result = super.postProcessModelsEnum(objs);
+
+        // Check for model names that conflict with serde_valid macro internals
+        // Once we find one, set a class-level flag that persists across all model batches
+        if (!hasConflictingModelNames) {
+            for (ModelMap modelMap : result.getModels()) {
+                CodegenModel model = modelMap.getModel();
+                if ("Ok".equalsIgnoreCase(model.classname) || "Err".equalsIgnoreCase(model.classname)) {
+                    hasConflictingModelNames = true;
+                    additionalProperties.put("hasConflictingModelNames", true);
+                    break;
+                }
+            }
+        }
+
+        // If there are conflicting names (detected in any batch), skip serde_valid for ALL models
+        if (hasConflictingModelNames) {
+            for (ModelMap modelMap : result.getModels()) {
+                CodegenModel model = modelMap.getModel();
+                model.vendorExtensions.put("x-skip-serde-valid", true);
+            }
+            // Set the flag for this batch's template context
+            result.put("hasConflictingModelNames", true);
+        }
+
+        return result;
     }
 
     private void processParam(CodegenParameter param, CodegenOperation op) {
@@ -1613,6 +1659,11 @@ public class RustServerCodegen extends AbstractRustCodegen implements CodegenCon
             String exampleString = (example != null) ? "Some(" + example + ")" : "None";
             param.vendorExtensions.put("x-example", exampleString);
         }
+
+        // Add a vendor extension to flag if this can have validate() run on it.
+        if (!param.isUuid && !param.isPrimitiveType && !param.isEnum && (!param.isContainer || !languageSpecificPrimitives.contains(typeMapping.get(param.baseType)))) {
+           param.vendorExtensions.put("x-can-validate", true);
+        }
     }
 
     @Override

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustServerCodegenDeprecated.java

@@ -48,6 +48,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
+import static org.openapitools.codegen.CodegenConstants.X_ONE_OF_NAME;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
@@ -1386,8 +1387,8 @@ public class RustServerCodegenDeprecated extends AbstractRustCodegen implements
         if (composedSchema != null) {
             exts = composedSchema.getExtensions();
         }
-        if (exts != null && exts.containsKey("x-one-of-name")) {
-            return (String) exts.get("x-one-of-name");
+        if (exts != null && exts.containsKey(X_ONE_OF_NAME)) {
+            return (String) exts.get(X_ONE_OF_NAME);
         }
 
         List<Schema> schemas = ModelUtils.getInterfaces(composedSchema);

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaHttp4sServerCodegen.java

@@ -32,6 +32,8 @@ import java.io.File;
 import java.util.*;
 import java.util.stream.Collectors;
 
+import static org.openapitools.codegen.CodegenConstants.X_IMPLEMENTS;
+
 public class ScalaHttp4sServerCodegen extends DefaultCodegen implements CodegenConfig {
     private final Logger LOGGER = LoggerFactory.getLogger(ScalaHttp4sServerCodegen.class);
     protected String artifactId = "http4s-server";
@@ -374,7 +376,7 @@ public class ScalaHttp4sServerCodegen extends DefaultCodegen implements CodegenC
                 }
                 //
                 try {
-                    List<String> exts = (List<String>) cModel.getVendorExtensions().get("x-implements");
+                    List<String> exts = (List<String>) cModel.getVendorExtensions().get(X_IMPLEMENTS);
                     if (exts != null) {
                         cModel.getVendorExtensions().put("x-extends", exts.subList(0, 1));
                         cModel.getVendorExtensions().put("x-extendsWith", exts.subList(1, exts.size()));

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/TypeScriptNodeClientCodegen.java

@@ -184,6 +184,11 @@ public class TypeScriptNodeClientCodegen extends AbstractTypeScriptClientCodegen
             for (ModelMap mo : entry.getModels()) {
                 CodegenModel cm = mo.getModel();
 
+                // Filter out primitive types from parent property
+                if (cm.parent != null && isPrimitiveType(cm.parent)) {
+                    cm.parent = null;
+                }
+
                 // Add additional filename information for imports
                 mo.put("tsImports", toTsImports(cm, cm.imports));
             }
@@ -289,6 +294,26 @@ public class TypeScriptNodeClientCodegen extends AbstractTypeScriptClientCodegen
         return languageSpecificPrimitives.contains(type);
     }
 
+    /**
+     * Check if a type is a primitive TypeScript type (string, boolean, number).
+     * This is used to filter out primitive types from the parent property.
+     *
+     * @param type the type to check
+     * @return true if the type is a primitive type
+     */
+    private boolean isPrimitiveType(String type) {
+        if (type == null) {
+            return false;
+        }
+        // Check for primitive types (case-insensitive)
+        String lowerType = type.toLowerCase(Locale.ROOT);
+        return "string".equals(lowerType) || 
+               "boolean".equals(lowerType) || 
+               "number".equals(lowerType) ||
+               "any".equals(lowerType) ||
+               "array".equals(lowerType);
+    }
+
     // Determines if the given type is a generic/templated type (ie. ArrayList<String>)
     private boolean isLanguageGenericType(String type) {
         for (String genericType : languageGenericTypes) {
@@ -323,6 +348,15 @@ public class TypeScriptNodeClientCodegen extends AbstractTypeScriptClientCodegen
         return result;
     }
 
+    @Override
+    protected void addParentFromContainer(CodegenModel model, Schema schema) {
+        super.addParentFromContainer(model, schema);
+        // Filter out primitive types from parent property
+        if (model.parent != null && isPrimitiveType(model.parent)) {
+            model.parent = null;
+        }
+    }
+
     @Override
     protected void addAdditionPropertiesToCodeGenModel(CodegenModel codegenModel, Schema schema) {
         super.addAdditionPropertiesToCodeGenModel(codegenModel, schema);

modules/openapi-generator/src/main/java/org/openapitools/codegen/utils/ModelUtils.java

@@ -56,6 +56,7 @@ import java.util.*;
 import java.util.Map.Entry;
 import java.util.stream.Collectors;
 
+import static org.openapitools.codegen.CodegenConstants.X_NULLABLE;
 import static org.openapitools.codegen.CodegenConstants.X_PARENT;
 import static org.openapitools.codegen.utils.OnceLogger.once;
 
@@ -1757,8 +1758,8 @@ public class ModelUtils {
             return true;
         }
 
-        if (schema.getExtensions() != null && schema.getExtensions().get("x-nullable") != null) {
-            return Boolean.parseBoolean(schema.getExtensions().get("x-nullable").toString());
+        if (schema.getExtensions() != null && schema.getExtensions().get(X_NULLABLE) != null) {
+            return Boolean.parseBoolean(schema.getExtensions().get(X_NULLABLE).toString());
         }
         // In OAS 3.1, the recommended way to define a nullable property or object is to use oneOf.
         if (isComposedSchema(schema)) {

modules/openapi-generator/src/main/java/org/openapitools/codegen/utils/OneOfImplementorAdditionalData.java

@@ -9,6 +9,8 @@ import org.slf4j.LoggerFactory;
 
 import java.util.*;
 
+import static org.openapitools.codegen.CodegenConstants.X_IMPLEMENTS;
+
 /**
  * This class holds data to add to `oneOf` members. Let's consider this example:
  * <p>
@@ -101,11 +103,11 @@ public class OneOfImplementorAdditionalData {
      */
     @SuppressWarnings("unchecked")
     public void addToImplementor(CodegenConfig cc, CodegenModel implcm, List<Map<String, String>> implImports, boolean addInterfaceImports) {
-        implcm.getVendorExtensions().putIfAbsent("x-implements", new ArrayList<String>());
+        implcm.getVendorExtensions().putIfAbsent(X_IMPLEMENTS, new ArrayList<String>());
 
         // Add implemented interfaces
         for (String intf : additionalInterfaces) {
-            List<String> impl = (List<String>) implcm.getVendorExtensions().get("x-implements");
+            List<String> impl = (List<String>) implcm.getVendorExtensions().get(X_IMPLEMENTS);
             impl.add(intf);
             if (addInterfaceImports) {
                 // Add imports for interfaces

modules/openapi-generator/src/main/java/org/openapitools/codegen/utils/URLPathUtils.java

@@ -38,7 +38,7 @@ public class URLPathUtils {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(URLPathUtils.class);
     public static final String LOCAL_HOST = "http://localhost";
-    public static final Pattern VARIABLE_PATTERN = Pattern.compile("\\{([^\\}]+)\\}");
+    public static final Pattern VARIABLE_PATTERN = Pattern.compile("(?<!\\$)\\{([^\\}]+)\\}");
 
     // TODO: This should probably be moved into generator/workflow type rather than a static like this.
     public static URL getServerURL(OpenAPI openAPI, Map<String, String> userDefinedVariables) {