The following custom field type is provided by catWorkX JIRA Portfolio Management:

CWX Issue KPI Field

Displays the number of issues in a project. This custom field is only available in view screens.

Configuration options:

JQL: Enter a JQL query that determines which issues will be counted.

The "CWX Issue KPI Field" is read only and displays a number.

The number is displayed as a link. If you click the link, the search results of the JQL query is displayed.

In the JQL query, you can use variables in replacement syntax, e.g. $!fieldHelper.getValueAsString("components"). Click the question mark at the right to display a list of the available variables.

CWX Project by category

Displays projects by category, by setting the metadata key <customfieldName>_<projectCategory> to the name of the project category. The category is provided by the catWorkX Project Metadata add-on.

Requirements:

Projects with metadata and categories

In view mode, the "CWX Project by category" field displays a link to the selected project.

CWX Project Category Selector

A single select list of project categories.

Requirements:

Projects with categories

In view mode, the "CWX Project Category Selector" field displays the selected category.

Earliest date in issue hierarchy

This field calculates and displays the earliest date in the hierarchy of a mapped linking type.

In view mode, the "Earliest date in issue hierarchy" field displays the earliest date.

Latest date in issue hierarchy

This field calculates and displays the latest date in the hierarchy of a mapped linking type.

In view mode, the "Latest date in issue hierarchy" field displays the latest date.

Summed time over issue hierarchy

This field sum up and displays the times in the hierarchy of a mapped linking type.

n view mode, the "Summed time over issue hierarchy" field displays the summed time.

CWX Sumup JQL Field

This field sums and displays the values of a specified number field for all issues that map a JQL query.

The "CWX Sumup JQL Field" is read only and displays a number.