The Atlassian IDE Connectors are add-ons for your integrated development environment (IDE). They allow you to work with the Atlassian applications within your IDE. Now you don't have to switch between websites, email messages and news feeds to see what's happening to your project and your code. Instead, you can see the relevant JIRA issues and Bamboo build information right there in your development environment. You can also move quickly between your IDE and your FishEye view of your source repository.
The Atlassian IDE Connectors are available for IntelliJ IDEA, Eclipse and Visual Studio. Take a look at the documentation for each IDE: