I've included the Forms Core Components in one of our AEM 6.5 projects. For detailed changes and procedures, you can refer to this GitHub commit: https://github.com/MahediSabuj/aem-react-spa/commit/b302dd8cd87c48b5b93509c050099a7a3dbf02f4
If you're using AEMaaCS, you should replace "aemfd-client-sdk" with "aem-forms-sdk-api".
<!-- AEM Cloud -->
<core.forms.components.version>2.0.36</core.forms.components.version>
<core.forms.components.af.version>2.0.36</core.forms.components.af.version>
<aem.forms.sdk.api>2023.08.03.00-230702</aem.forms.sdk.api>
<dependency>
<groupId>com.adobe.aem</groupId>
<artifactId>aem-forms-sdk-api</artifactId>
<version>${aem.forms.sdk.api}</version>
</dependency>
<!-- AEM 6.5 -->
<core.forms.components.version>1.1.24</core.forms.components.version>
<core.forms.components.af.version>1.1.24</core.forms.components.af.version>
<aem.forms.sdk.api>6.0.1016</aem.forms.sdk.api>
<dependency>
<groupId>com.adobe.aemfd</groupId>
<artifactId>aemfd-client-sdk</artifactId>
<version>${aem.forms.sdk.api}</version>
</dependency>