Swig was quite nice and I used it often when I was doing some larger TCL projects. Didn't take very long to easily integrate many of the C (or FORTRAN libs wrap

Swig was quite nice and I used it often when I was doing some larger TCL projects. Didn't take very long to easily integrate many of the C (or FORTRAN libs wrapped by C) into TCL (or specifically, TK). Made putting serviceable graphical interfaces to some of the CLI apps we were using.