xforms V0.81, V0.86.1 and V0.88 for XFree86 OS/2. If
you're not looking for a specific version, get V0.88.

Thanks to Dr. Veit for the port. The following is the Readme file 
in the port:
--------------------------------------------------
Holger.Veit@gmd.de 

1. XForms is only supported for XFree86/OS2 3.2 or later, not for
   PMX or eXceed.
2. You must have XPM installed. This package is available from the 
   XFree86/OS2 ported software page http://set.gmd.de/~veit/os2/xf86ported.html
3. You must have a complete EMX 0.9C fix2 development environment installed,
   including XF32prog.zip.