Ballerina is the latest programming language release of the 1.0 version in September of this year. Ballerina is a general purpose programming language particularly intended for the implementation of distributed network applications. Ballerina has built-in modules to build a distributed web application with only a few lines of code. Ballerina provides a CLI tool for the maintenance of the Ballerina project. This article is a brief introduction to the Ballerina CLI tool and how it was used.