Fedora is a Linux distribution that offers current packages and has a bi-annual release schedule. RedHat Enterprise Linux is derived from it. As of 2015-01 it is at version 21 in whose repositories the following versions of Tcl packages can be found:

• Tcl 8.6.3
• Tcllib 1.15
• Jim Tcl 0.75

A list of pros and cons of the distribution can be found on the Red Hat page.

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