QuickField and Tcl/Tk
Tcl/Tk is a combination of scripting language Tcl ("Tool Command Language") and graphical user interface toolkit. Tcl/Tk is available as a cross-platform freeware, and widely used for rapid prototyping and scripting applications.
You may need to use TWAPI or other COM package to work with QuickField Object Model and Parametric Object Interface.
You can also use Tcl with QuickField command line and Parametric Command Line.
- Examples of using QuickField with Tcl/Tk:
Relay dynamics simulation using Tcl/Tk and ActiveField (QuickField Object Model)
Relay dynamics simulation using Tcl/Tk and Parametric command line