Documentation for JIRA 4.4. Documentation for other versions of JIRA is available too.

This manual contains information on how to use JIRA, the issue tracking and project management system that you access from your web browser.

JIRA Concepts
Getting Started
Working with Issues
Searching for Issues
Generating Reports
Browsing a Project
Customising the Dashboard
Managing your User Profile

Note: for information on configuring JIRA, please see the JIRA Administrator's Guide.