Create Grails application module
You can create a new project with a Grails module or add a new Grails module to the existing project.
To create a Grails Application module
Do one of the following:
If you are going to create a new project: click Create New Project on the Welcome screen or select File | New | Project.
As a result, the New Project wizard opens.
If you are going to add a module to an existing project: open the project to which you want to add a module, and select File | New | Module.
As a result, the New Module wizard opens.
On the first page of the wizard, in the left-hand pane, select Grails. In the right-hand part of the page, specify the following setting:
Project SDK that you are going to use.
Grails SDK Home - select a local Grails installation that is represented by a library.
Create create-app or create-plugin - select one of these options depending on what you want to create.
Options - specify additional options.
Click Next.
Specify the name and location settings.
Click Finish.