Some versions of the Git Integration for JIRA add-on, are compatible with specific versions of JIRA. For example, the Git add-on v2.9.0 is compatible with JIRA Server versions 6.4 and later.

For a more comprehensive view, see Git Integration for JIRA add-on Version History.

In the Version History page, you can try or buy the Git add-on or download it for use with manual installation.