Comp.lang.tcl is still alive. If you don't want the hassle of setting up an nntp client, you can use the web interface I operate at https://cmacleod.me.uk/ng/co

Comp.lang.tcl is still alive. If you don't want the hassle of setting up an nntp client, you can use the web interface I operate at https://cmacleod.me.uk/ng/comp.lang.tcl https://cmacleod.me.uk/ng/comp.lang.tcl . There is also a fair amount of activity on the Tcl Wiki: https://wiki.tcl-lang.org https://wiki.tcl-lang.org .