tclplug
Tcl/Tk Plug-In for Netscape Navigator
With this plug-in, download special Tcl/Tk scripts (also known as
tclets) from the Internet and execute them inside your browser like
Java applets.
Find the documentation in /opt/netscape/tclplug/2.0/doc.
openSUSE Leap 15.5 没有可用的官方软件包