Rally has an Eclipse integration for developers and testers that is easy to install and use. See below for a summary of features and quick install steps.
Refer to the following installation guide:
|Connector||Features||Quick Install Instructions|
|View & Update your Tasks, Defects, and Stories from within Eclipse. Also store Mylyn contexts and edit Rally artifacts offline.||
1. Click on Help → Software Updates → Find and Install.. from Eclipse.
2. Select Search for new features to install.
3. Click New Remote Site and enter the following URL (depending on your Eclipse and Mylyn versions):
http://www.rallydev.com/integrations/eclipse/update/v3.3/site.xml (Eclipse 3.3)
http://www.rallydev.com/integrations/eclipse/update/v3.4 (Eclipse 3.4, 3.5, 3.6 & 3.7)