1. Create config.yaml with the following content: registries: - testingregistry: descriptor: artifact: testingregistry:quarkus-registry-descriptor::json: 1 . 0 -SNAPSHOT maven: repository: url: https://registry- 3 - 27 - 1 -redhat- 00003 .apps.int.gpc.ocp-hub.prod.psi.redhat.com/maven offering: redhat - registry.quarkus.redhat.com - registry.quarkus.io 2. output the support scope: $ quarkus extension list --support-scope --stream 3.27 --config .quarkus/config.yaml -s=rest-client Looking for the newly published extensions in registry.quarkus.redhat.com Current Quarkus extensions available: ✬ ArtifactId Extension Name Version Support scope ✬ camel-quarkus-elasticsearch-rest-client Camel Elasticsearch Low level Rest Client 3.27.1.redhat-00002 ✬ quarkus-elasticsearch-rest-client Elasticsearch REST client 3.27.1.redhat-00001 ✬ quarkus-keycloak-admin-rest-client Keycloak Admin REST Client 3.27.1 quarkus-openapi-generator OpenAPI Generator - REST Client Generator 2.13.0-lts ✬ quarkus-rest-client REST Client 3.27.1.redhat-00001 ✬ quarkus-rest-client-jackson REST Client Jackson 3.27.1.redhat-00001 ✬ quarkus-rest-client-jaxb REST Client JAXB 3.27.1 ✬ quarkus-rest-client-jsonb REST Client JSON-B 3.27.1 ✬ quarkus-rest-client-kotlin-serialization REST Client Kotlin Serialization 3.27.1 ✬ quarkus-rest-client-oidc-filter REST Client - OpenID Connect Filter 3.27.1.redhat-00001 ✬ quarkus-rest-client-oidc-token-propagation REST Client - OpenID Connect Token Propagation 3.27.1.redhat-00001 ✬ quarkus-resteasy-client RESTEasy Classic's REST Client 3.27.1.redhat-00001 ✬ quarkus-resteasy-client-jackson RESTEasy Classic's REST Client Jackson 3.27.1.redhat-00001 ✬ quarkus-resteasy-client-jaxb RESTEasy Classic's REST Client JAXB 3.27.1.redhat-00001 ✬ quarkus-resteasy-client-jsonb RESTEasy Classic's REST Client JSON-B 3.27.1.redhat-00001 ✬ quarkus-resteasy-client-mutiny RESTEasy Classic's REST Client Mutiny support 3.27.1.redhat-00001