X-Ray is a test management add-on in JIRA. It allows us to do all testing related activities in Jira and stay visible for the team.
Basic info:
X-Ray is in JIRA, but it needs to be configured for the project by the project admin
The configuration is easy and is safe even for running projects
Basic advantages:
test cases are in JIRA and linked to user stories
testing activities are visible for the project team
test results are visible for PM at the end of feature sprints
review of test cases with the team or the customer is easy
allows us to have regression tests and smoke tests in JIRA