IBM are the sponsors of the open source Open Liberty project, which implements the Eclipse MicroProfile specification. Open Liberty is the upstream open source project for the IBM WebSphere Liberty application server. Open Liberty is an application server capable of generating an uberjar, which contains your application with an embedded Open Liberty server inside of it. To run the uberjar, you need to enter the following command:
$ java -jar <executable JAR file>
This command will explode the JAR file into your username's temporary directory, and then it will execute the application from there.
The generated uberjar can contain only ...