1)   Excelsior JET for Windows 4.1
Excelsior JET is a complete solution for acceleration, protection and deployment of your Java(tm) applications, certified Java Compatible on a number of Microsoft Windows and Linux (IA-32) platforms.

 2)   Excelsior JET for Linux 4.1
Excelsior JET is a complete solution for acceleration, protection and deployment of your Java(tm) applications, certified Java Compatible on a number of Microsoft Windows and Linux (IA-32) platforms.