Product		Description

tktools		Application Builder (xf), Calendar program (ical)
  (tk)		Graphical User Interface library and windowing shell (wish)
  (tcl)		Tool Command Language
tclx		Extended tcl
  (tk)		Graphical User Interface library and windowing shell (wish)
  (tcl)		Tool Command Language
expect		Program to control other programs
  (tk)		Graphical User Interface library and windowing shell (wish)
  (tcl)		Tool Command Language
blt		tk widget library

Product			Description

SDRC Master Series	(formerly I-DEAS) Solid modelling, drafting, FEM, etc.
MCS Anvil 5000		Solid Modelling, Drafting
ANSYS			Finite Eelement Modelling
DCS			Drawing control system