JIRA is an issue tracking tool from Atlassian that allows users to prioritize, assign, track, report, and audit issues. It provides customizable reporting with detailed graphs and charts. Users can map their business processes with a custom workflow. JIRA integrates with other systems through an open API and over 100 free plugins. Issues are tracked in JIRA and have attributes like status, priority, assignee, comments. Workflows define the life cycle of an issue. JIRA can also be used for agile project management like Scrum, tracking user stories, sprints, and providing burn down charts.