Breakout-1.1.0.dmg (84 MB)
Breakout-1.1.0-x86.msi (80 MB)
Breakout-1.1.0-x64.msi (78 MB)
breakout-1.1.0-all-platforms.jar (10 MB)
Breakout requires Java 8
After you've installed Java, just open the downloaded file ( breakout-1.1.0-all-platforms.jar) to launch Breakout.
breakout-1.1.0-all-platforms.jar
You may want to copy the program to your system applications folder, but that's up to you.