The Dockerfiles and associated scripts are licensed under the Apache License 2.0.
Starting with WebSphere Liberty 18.0.0.3, the WebSphere Liberty Docker images found in Docker Hub contain an International License Agreement for Non-Warranted Programs (ILAN) license which allows entitled WebSphere Liberty customers to use these same images under an International Program License Agreement (IPLA) term.
For customers that still wish to apply a WebSphere Application Server license to their docker image can do so following these instructions.