For earlier versions of Jira go here
Supports Jira Data Center and Jira Service Desk.
Goldfinger Holdings' CRM Plugin for Jira allows you to automatically exchange data between Jira and CRM, displaying CRM data on your Jira issue screen and Jira data in your CRM system. It is highly configurable, supports many-to-many mappings in both directions and supports custom fields and objects
Can be used with these CRM systems
- Sugar CRM