Use this Installation Guide if you are installing JIRA for the first time. If you are upgrading JIRA, please refer to the Upgrade Guide.
To install JIRA, follow the instructions for your operating system:
Each of the instructions above install 'recommended' distributions of JIRA. Another JIRA distribution known as 'JIRA WAR' is also available for more advanced setups that require the building and deployment of JIRA to a separate application server installation. To install the JIRA WAR distribution, see Installing JIRA WAR.