Xwpl works on a workstation using the UNIX operating system (or any system conforming to the IEEE Posix P1003.1 standard) and using the X Window System as a windowing environment. Building it requires an ANSI C compiler and the widely available MIT Athena widget set library (or a compatible library such as Xaw3D).
Xwpl has been built on X11R4 and X11R5 systems.
Xwpl has been built and tested on the following platforms:
Figure 4.1: List of tested systems