The software is available for Windows and Linux.
You can download both version from
here
The source code is also available. You can download it from here
Windows users:
Just run the installer (.exe or .msi), and follow the instructions.
Linux users:
Unzip the downloaded package to a directory where you have permissions, then
execute the main.jar file.
If you have troubles with running the software, try to download the latest JRE. Click here to download.