PBO download links:
Version: 1.5.14
Windows Client :
Mac Client :
System Requirements:
Operating System: Windows Vista or higher; MacOS 10.7 or higher; Ubuntu 10.10 or higher
Graphics Card: Any OpenGL 2.0 compliant GPU works. *
CPU: 2Ghz+ Processor recommended.
Ram: 256 MB or higher is recommended.
Java version: 8.0 **
** To download Java 8.0 for Windows, click on this link: https://www.java.com/en/download/
** To download Java for Mac, go to: https://www.java.com/en/download/mac_download.jsp