ActiveTcl is a Tcl distribution from ActiveState.  It is installed since it has the Tcl packages required by iMosflm.

This is not the default Tcl installation on the cluster – the Tcl 8.4 installation included with Linux is the default.

Website: http://www.activestate.com/ActiveTcl

Installed versions:  8.4.5.19

Acknowledgement: 

Licensing: