[OpenVMS, VAX, Alpha-AXP, DEC, ...]
Alexey Chupahin has ported Tcl/Tk 8.4 to OpenVMS, available here: http://fafner.dyndns.org/~alexey/tcltk/ .
GNV [L1 ] is the moral equivalent of cygwin.
http://www.phaseit.net/claird/comp.lang.tcl/tcl_vms.html
Category Operating System