Agility Metrics - for Jira

Agility Metrics (previously Issue Link Metrics) provides you with the ability to track many metrics across your Agile projects and boards in Jira.

Throughput - Allows you to track a boards throughput over several days or weeks.

WIP - Easily visualise the current state of WIP limits across multiple agile boards.

Issue links - Allows you to show a count of all issues with and even without linked issues.

Full Guide