The jars for CXF JAX-RS are found in Maven:
<!-- https://mvnrepository.com/artifact/org.apache.cxf/cxf-rt-rs-client -->
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-rs-client</artifactId>
<version>3.1.10</version>
</dependency>
These jars are all you need to get it running:
cxf-rt-rs-client-3.1.10.jar
cxf-rt-transports-http-3.1.10.jar
cxf-core-3.1.10.jar
woodstox-core-asl-4.4.1.jar
stax2-api-3.1.4.jar
xmlschema-core-2.2.1.jar
cxf-rt-frontend-jaxrs-3.1.10.jar
javax.ws.rs-api-2.0.1.jar
javax.annotation-api-1.2.jar