Projectrak is an app for Jira that helps store information about Jira projects. Basically, this app provides a series of preconfigured fields organized within a layout, add properties for your projects, such as status, delivery date, or priority, to better track them, and visualize your project portfolio in one place, which allows you to track the project information you need to control without further configuration, and creating Jira Dashboards for multiple projects.
Therefore, adding it as a data source to your Looker Studio instance will ease the project portfolio visualization with just a glance and facilitate further Jira data processing.
The fields are located in the Projectrak tab:
To select the fields for export Jira Administration should add a Projectrak API key.
Here is an example of Jira Looker Studio dashboard built with Projectrak data: