JiraBrowser - Jira Issue Tracker Plugin for TortoiseSVN to Jira - allow select issues as comment from TortoiseSVN when you commit changes. The list of tasks is loaded from Jira. Can be used in MS Visual Studio, together with VisualSVN
This software is not reviewed yet.
POJ - Microsoft Project and Atlassian Jira integration. With this program you can import and update tasks in MS Project from the Atlassian Jira.