diff --git a/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/CommonItemConfig.java b/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/CommonItemConfig.java
index 487403b55..f0fffc0a6 100644
--- a/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/CommonItemConfig.java
+++ b/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/CommonItemConfig.java
@@ -177,4 +177,10 @@ public interface CommonItemConfig {
      */
     @WithName("equals-hashcode")
     Optional<Boolean> equalsHashcode();
+
+    /**
+     * Add additional properties as attribute.
+     */
+    @WithName("additional-properties-as-attribute")
+    Optional<String> additionalPropertiesAsAttribute();
 }
diff --git a/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/SpecItemConfig.java b/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/SpecItemConfig.java
index bffb801fd..32ae2f30b 100644
--- a/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/SpecItemConfig.java
+++ b/client/deployment/src/main/java/io/quarkiverse/openapi/generator/deployment/SpecItemConfig.java
@@ -19,6 +19,12 @@ public interface SpecItemConfig extends CommonItemConfig {
     @WithName("base-package")
     Optional<String> basePackage();
 
+    /**
+     * Custom config key to use in place of the openapi spec file
+     */
+    @WithName("config-key")
+    Optional<String> configKey();
+
     /**
      * Suffix name for generated api classes
      */
@@ -55,4 +61,11 @@ public interface SpecItemConfig extends CommonItemConfig {
      */
     @WithName("remove-operation-id-prefix-count")
     Optional<Integer> removeOperationIdPrefixCount();
+
+    /**
+     * Set serializable model
+     */
+    @WithName("serializable-model")
+    Optional<Boolean> serializableModel();
+
 }
diff --git a/client/runtime/src/main/codestarts/quarkus/openapi-generator-codestart/codestart.yml b/client/runtime/src/main/codestarts/quarkus/openapi-generator-codestart/codestart.yml
index cc83535aa..29eabb85d 100644
--- a/client/runtime/src/main/codestarts/quarkus/openapi-generator-codestart/codestart.yml
+++ b/client/runtime/src/main/codestarts/quarkus/openapi-generator-codestart/codestart.yml
@@ -3,6 +3,6 @@ ref: openapi-generator
 type: code
 tags: extension-codestart
 metadata:
-  title: OpenAPI Generator Codestart
-  description: Start to code with the OpenAPI Generator extension.
-  related-guide-section: https://docs.quarkiverse.io/quarkus-openapi-generator/dev/index.html
\ No newline at end of file
+  title: OpenAPI Generator Client Codestart
+  description: Start to code with the OpenAPI Generator Client extension.
+  related-guide-section: https://docs.quarkiverse.io/quarkus-openapi-generator/dev/client.html
\ No newline at end of file
diff --git a/client/runtime/src/main/java/io/quarkiverse/openapi/generator/AuthConfig.java b/client/runtime/src/main/java/io/quarkiverse/openapi/generator/AuthConfig.java
index 5a1e57987..0169d1524 100644
--- a/client/runtime/src/main/java/io/quarkiverse/openapi/generator/AuthConfig.java
+++ b/client/runtime/src/main/java/io/quarkiverse/openapi/generator/AuthConfig.java
@@ -1,23 +1,18 @@
 package io.quarkiverse.openapi.generator;
 
-import java.util.Map;
 import java.util.Optional;
 
-import io.quarkiverse.openapi.generator.providers.ApiKeyAuthenticationProvider;
-import io.quarkiverse.openapi.generator.providers.BasicAuthenticationProvider;
-import io.quarkiverse.openapi.generator.providers.BearerAuthenticationProvider;
 import io.quarkus.runtime.annotations.ConfigGroup;
-import io.quarkus.runtime.annotations.ConfigItem;
 
 /**
  * This class represents the runtime authentication related configuration for an individual securityScheme present
  * on an OpenApi spec definition, i.e. the provided files.
  */
 @ConfigGroup
-public class AuthConfig {
+public interface AuthConfig {
 
-    public static final String TOKEN_PROPAGATION = "token-propagation";
-    public static final String HEADER_NAME = "header-name";
+    String TOKEN_PROPAGATION = "token-propagation";
+    String HEADER_NAME = "header-name";
 
     /**
      * Enables the authentication token propagation for this particular securityScheme.
@@ -31,8 +26,7 @@ public class AuthConfig {
      * @see SpecItemConfig
      * @see OpenApiGeneratorConfig
      */
-    @ConfigItem(defaultValue = "false")
-    public Optional<Boolean> tokenPropagation;
+    Optional<Boolean> tokenPropagation();
 
     /**
      * Configures a particular http header attribute from were to take the security token from when the token propagation
@@ -47,48 +41,91 @@ public class AuthConfig {
      * @see SpecItemConfig
      * @see OpenApiGeneratorConfig
      */
-    @ConfigItem
-    public Optional<String> headerName;
+    Optional<String> headerName();
 
     /**
-     * Configures a particular parameter value to be used by any of the different internal authentication filters
-     * that processes the different securityScheme definitions.
-     * <p>
+     * Sets the Basic Authentication username for a given OpenAPI securityScheme.
+     * <p/>
      * For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of
-     * http basic authentication type, the following configuration can establish the user and password to be used.
-     * must be used.
-     * <p>
+     * http basic authentication type, the following configuration can establish the user to be used.
+     * <p/>
      * quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.username=MyUserName
-     * quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.password=MyPassword
      *
-     * @see AuthsConfig
-     * @see SpecItemConfig
-     * @see OpenApiGeneratorConfig
-     * @see BasicAuthenticationProvider
-     * @see BearerAuthenticationProvider
-     * @see ApiKeyAuthenticationProvider
+     * @return the username portion for Basic Authentication
+     * @see AuthConfig#password()
+     * @see <a href="https://spec.openapis.org/oas/v3.1.0.html#basic-authentication-sample">4.8.27.2.1 Basic Authentication
+     *      Sample</a>
      */
-    @ConfigItem(name = ConfigItem.PARENT)
-    public Map<String, String> authConfigParams;
+    Optional<String> username();
 
-    public Optional<Boolean> getTokenPropagation() {
-        return tokenPropagation;
-    }
+    /**
+     * Sets the Basic Authentication password for a given OpenAPI securityScheme.
+     * <p/>
+     * For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of
+     * http basic authentication type, the following configuration can establish the password to be used.
+     * <p/>
+     * quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.password=MyPassword
+     * <p/>
+     * Ignored if the given securityScheme is not Basic Authentication
+     *
+     * @return the password portion for Basic Authentication
+     * @see AuthConfig#username()
+     * @see <a href="https://spec.openapis.org/oas/v3.1.0.html#basic-authentication-sample">4.8.27.2.1 Basic Authentication
+     *      Sample</a>
+     */
+    Optional<String> password();
 
-    public Optional<String> getHeaderName() {
-        return headerName;
-    }
+    /**
+     * Sets the Bearer Token for a given OpenAPI securityScheme.
+     * <p/>
+     * For example, given a file named petstore.json with a securityScheme named "petstore-bearer-auth", that is of
+     * bearer authentication type, the following configuration can establish the token to be used.
+     * <p/>
+     * quarkus.openapi-generator.petstore_json.auth.petstore_bearer_auth.token=1234567890
+     * <p/>
+     * Ignored if the given securityScheme is not Bearer Token Authentication
+     *
+     * @return the token
+     * @see <a href="https://spec.openapis.org/oas/v3.1.0.html#jwt-bearer-sample">4.8.27.2.3 JWT Bearer Sample</a>
+     */
+    Optional<String> bearerToken();
 
-    public Optional<String> getConfigParam(String paramName) {
-        return Optional.ofNullable(authConfigParams.get(paramName));
-    }
+    /**
+     * Sets the API Key for a given OpenAPI securityScheme.
+     * <p/>
+     * For example, given a file named petstore.json with a securityScheme named "petstore-apikey-auth", that is of
+     * API Key authentication type, the following configuration can establish the API Key to be used.
+     * <p/>
+     * quarkus.openapi-generator.petstore_json.auth.petstore_apikey_auth.api-key=${MY_SECRET_KEY_IN_AN_ENV_VAR}
+     * <p/>
+     * Ignored if the given securityScheme is not API Key Authentication
+     *
+     * @return the token
+     * @see <a href="https://spec.openapis.org/oas/v3.1.0.html#api-key-sample">4.8.27.2.2 API Key Samplee</a>
+     */
+    Optional<String> apiKey();
 
-    @Override
-    public String toString() {
-        return "AuthConfig{" +
-                "tokenPropagation=" + tokenPropagation +
-                ", headerName=" + headerName +
-                ", authConfigParams=" + authConfigParams +
-                '}';
-    }
+    /**
+     * Only valid for API Key Authentication.
+     * <p/>
+     * When to add the `Authorization` value to the API Key in the authentication header.
+     * <p/>
+     * For example, if this property is set to `true`, the API Key will be sent to the server in the header along with
+     * `Authorization`:
+     * <p/>
+     * [source]
+     * ---
+     * Authentication: Authorization MY-API-KEY
+     * ---
+     * <p/>
+     * If set to `false`, the header should be:
+     * <p/>
+     * [source]
+     * ---
+     * Authentication: MY-API-KEY
+     * ---
+     *
+     * @return whether to use the prefix `Authorization` when sending an API Key using headers.
+     */
+    Optional<Boolean> useAuthorizationHeaderValue();
 }
diff --git a/docs/modules/ROOT/pages/includes/quarkus-openapi-generator.adoc b/docs/modules/ROOT/pages/includes/quarkus-openapi-generator.adoc
index 4e1262425..bcb8f8e72 100644
--- a/docs/modules/ROOT/pages/includes/quarkus-openapi-generator.adoc
+++ b/docs/modules/ROOT/pages/includes/quarkus-openapi-generator.adoc
@@ -454,6 +454,27 @@ endif::add-copy-button-to-env-var[]
 |boolean
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-additional-properties-as-attribute]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-additional-properties-as-attribute[`quarkus.openapi-generator.codegen.additional-properties-as-attribute`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.additional-properties-as-attribute+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Add additional properties as attribute.
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-verbose]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-verbose[`quarkus.openapi-generator.codegen.verbose`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.verbose+++[]
@@ -1048,6 +1069,27 @@ endif::add-copy-button-to-env-var[]
 |boolean
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-additional-properties-as-attribute]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-additional-properties-as-attribute[`quarkus.openapi-generator.codegen.spec."spec-item".additional-properties-as-attribute`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".additional-properties-as-attribute+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Add additional properties as attribute.
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-base-package]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-base-package[`quarkus.openapi-generator.codegen.spec."spec-item".base-package`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".base-package+++[]
@@ -1069,6 +1111,27 @@ endif::add-copy-button-to-env-var[]
 |string
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-config-key]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-config-key[`quarkus.openapi-generator.codegen.spec."spec-item".config-key`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".config-key+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Custom config key to use in place of the openapi spec file
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__CONFIG_KEY+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__CONFIG_KEY+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-api-name-suffix]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-api-name-suffix[`quarkus.openapi-generator.codegen.spec."spec-item".api-name-suffix`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".api-name-suffix+++[]
@@ -1195,5 +1258,213 @@ endif::add-copy-button-to-env-var[]
 |int
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-serializable-model]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-serializable-model[`quarkus.openapi-generator.codegen.spec."spec-item".serializable-model`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".serializable-model+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Set serializable model
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__SERIALIZABLE_MODEL+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__SERIALIZABLE_MODEL+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-token-propagation]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-token-propagation[`quarkus.openapi-generator."item-configs".auth."auth-configs".token-propagation`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".token-propagation+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Enables the authentication token propagation for this particular securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-auth" the following configuration must be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_auth.token-propagation=true
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__TOKEN_PROPAGATION+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__TOKEN_PROPAGATION+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-header-name]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-header-name[`quarkus.openapi-generator."item-configs".auth."auth-configs".header-name`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".header-name+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Configures a particular http header attribute from were to take the security token from when the token propagation is enabled. Use this fine-grained configuration in very particular scenarios.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-auth" the following configuration must be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_auth.header-name=MyParticularHttpHeaderName
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__HEADER_NAME+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__HEADER_NAME+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-username]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-username[`quarkus.openapi-generator."item-configs".auth."auth-configs".username`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".username+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Basic Authentication username for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of http basic authentication type, the following configuration can establish the user to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.username=MyUserName
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USERNAME+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USERNAME+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-password]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-password[`quarkus.openapi-generator."item-configs".auth."auth-configs".password`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".password+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Basic Authentication password for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of http basic authentication type, the following configuration can establish the password to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.password=MyPassword
+
+Ignored if the given securityScheme is not Basic Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__PASSWORD+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__PASSWORD+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-bearer-token]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-bearer-token[`quarkus.openapi-generator."item-configs".auth."auth-configs".bearer-token`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".bearer-token+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Bearer Token for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-bearer-auth", that is of bearer authentication type, the following configuration can establish the token to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_bearer_auth.token=1234567890
+
+Ignored if the given securityScheme is not Bearer Token Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__BEARER_TOKEN+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__BEARER_TOKEN+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-api-key]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-api-key[`quarkus.openapi-generator."item-configs".auth."auth-configs".api-key`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".api-key+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the API Key for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-apikey-auth", that is of API Key authentication type, the following configuration can establish the API Key to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_apikey_auth.api-key=$++{++MY_SECRET_KEY_IN_AN_ENV_VAR++}++
+
+Ignored if the given securityScheme is not API Key Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__API_KEY+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__API_KEY+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-use-authorization-header-value]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-use-authorization-header-value[`quarkus.openapi-generator."item-configs".auth."auth-configs".use-authorization-header-value`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".use-authorization-header-value+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Only valid for API Key Authentication.
+
+When to add the `Authorization` value to the API Key in the authentication header.
+
+For example, if this property is set to `true`, the API Key will be sent to the server in the header along with `Authorization`:
+
+++[++source++]++ --- Authentication: Authorization MY-API-KEY ---
+
+If set to `false`, the header should be:
+
+++[++source++]++ --- Authentication: MY-API-KEY ---
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USE_AUTHORIZATION_HEADER_VALUE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USE_AUTHORIZATION_HEADER_VALUE+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
 |===
 
diff --git a/docs/modules/ROOT/pages/includes/quarkus-openapi-generator_quarkus.openapi-generator.adoc b/docs/modules/ROOT/pages/includes/quarkus-openapi-generator_quarkus.openapi-generator.adoc
index 4e1262425..bcb8f8e72 100644
--- a/docs/modules/ROOT/pages/includes/quarkus-openapi-generator_quarkus.openapi-generator.adoc
+++ b/docs/modules/ROOT/pages/includes/quarkus-openapi-generator_quarkus.openapi-generator.adoc
@@ -454,6 +454,27 @@ endif::add-copy-button-to-env-var[]
 |boolean
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-additional-properties-as-attribute]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-additional-properties-as-attribute[`quarkus.openapi-generator.codegen.additional-properties-as-attribute`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.additional-properties-as-attribute+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Add additional properties as attribute.
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-verbose]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-verbose[`quarkus.openapi-generator.codegen.verbose`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.verbose+++[]
@@ -1048,6 +1069,27 @@ endif::add-copy-button-to-env-var[]
 |boolean
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-additional-properties-as-attribute]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-additional-properties-as-attribute[`quarkus.openapi-generator.codegen.spec."spec-item".additional-properties-as-attribute`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".additional-properties-as-attribute+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Add additional properties as attribute.
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__ADDITIONAL_PROPERTIES_AS_ATTRIBUTE+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-base-package]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-base-package[`quarkus.openapi-generator.codegen.spec."spec-item".base-package`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".base-package+++[]
@@ -1069,6 +1111,27 @@ endif::add-copy-button-to-env-var[]
 |string
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-config-key]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-config-key[`quarkus.openapi-generator.codegen.spec."spec-item".config-key`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".config-key+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Custom config key to use in place of the openapi spec file
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__CONFIG_KEY+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__CONFIG_KEY+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
 a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-api-name-suffix]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-api-name-suffix[`quarkus.openapi-generator.codegen.spec."spec-item".api-name-suffix`]##
 ifdef::add-copy-button-to-config-props[]
 config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".api-name-suffix+++[]
@@ -1195,5 +1258,213 @@ endif::add-copy-button-to-env-var[]
 |int
 |
 
+a|icon:lock[title=Fixed at build time] [[quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-serializable-model]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-codegen-spec-spec-item-serializable-model[`quarkus.openapi-generator.codegen.spec."spec-item".serializable-model`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator.codegen.spec."spec-item".serializable-model+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Set serializable model
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__SERIALIZABLE_MODEL+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR_CODEGEN_SPEC__SPEC_ITEM__SERIALIZABLE_MODEL+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-token-propagation]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-token-propagation[`quarkus.openapi-generator."item-configs".auth."auth-configs".token-propagation`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".token-propagation+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Enables the authentication token propagation for this particular securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-auth" the following configuration must be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_auth.token-propagation=true
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__TOKEN_PROPAGATION+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__TOKEN_PROPAGATION+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-header-name]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-header-name[`quarkus.openapi-generator."item-configs".auth."auth-configs".header-name`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".header-name+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Configures a particular http header attribute from were to take the security token from when the token propagation is enabled. Use this fine-grained configuration in very particular scenarios.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-auth" the following configuration must be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_auth.header-name=MyParticularHttpHeaderName
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__HEADER_NAME+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__HEADER_NAME+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-username]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-username[`quarkus.openapi-generator."item-configs".auth."auth-configs".username`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".username+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Basic Authentication username for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of http basic authentication type, the following configuration can establish the user to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.username=MyUserName
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USERNAME+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USERNAME+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-password]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-password[`quarkus.openapi-generator."item-configs".auth."auth-configs".password`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".password+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Basic Authentication password for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-basic-auth", that is of http basic authentication type, the following configuration can establish the password to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_basic_auth.password=MyPassword
+
+Ignored if the given securityScheme is not Basic Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__PASSWORD+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__PASSWORD+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-bearer-token]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-bearer-token[`quarkus.openapi-generator."item-configs".auth."auth-configs".bearer-token`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".bearer-token+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the Bearer Token for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-bearer-auth", that is of bearer authentication type, the following configuration can establish the token to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_bearer_auth.token=1234567890
+
+Ignored if the given securityScheme is not Bearer Token Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__BEARER_TOKEN+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__BEARER_TOKEN+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-api-key]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-api-key[`quarkus.openapi-generator."item-configs".auth."auth-configs".api-key`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".api-key+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Sets the API Key for a given OpenAPI securityScheme.
+
+For example, given a file named petstore.json with a securityScheme named "petstore-apikey-auth", that is of API Key authentication type, the following configuration can establish the API Key to be used.
+
+quarkus.openapi-generator.petstore_json.auth.petstore_apikey_auth.api-key=$++{++MY_SECRET_KEY_IN_AN_ENV_VAR++}++
+
+Ignored if the given securityScheme is not API Key Authentication
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__API_KEY+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__API_KEY+++`
+endif::add-copy-button-to-env-var[]
+--
+|string
+|
+
+a| [[quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-use-authorization-header-value]] [.property-path]##link:#quarkus-openapi-generator_quarkus-openapi-generator-item-configs-auth-auth-configs-use-authorization-header-value[`quarkus.openapi-generator."item-configs".auth."auth-configs".use-authorization-header-value`]##
+ifdef::add-copy-button-to-config-props[]
+config_property_copy_button:+++quarkus.openapi-generator."item-configs".auth."auth-configs".use-authorization-header-value+++[]
+endif::add-copy-button-to-config-props[]
+
+
+[.description]
+--
+Only valid for API Key Authentication.
+
+When to add the `Authorization` value to the API Key in the authentication header.
+
+For example, if this property is set to `true`, the API Key will be sent to the server in the header along with `Authorization`:
+
+++[++source++]++ --- Authentication: Authorization MY-API-KEY ---
+
+If set to `false`, the header should be:
+
+++[++source++]++ --- Authentication: MY-API-KEY ---
+
+
+ifdef::add-copy-button-to-env-var[]
+Environment variable: env_var_with_copy_button:+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USE_AUTHORIZATION_HEADER_VALUE+++[]
+endif::add-copy-button-to-env-var[]
+ifndef::add-copy-button-to-env-var[]
+Environment variable: `+++QUARKUS_OPENAPI_GENERATOR__ITEM_CONFIGS__AUTH__AUTH_CONFIGS__USE_AUTHORIZATION_HEADER_VALUE+++`
+endif::add-copy-button-to-env-var[]
+--
+|boolean
+|
+
 |===