Duft - Datagrams and Udp For Tcl Found at: http://sourceforge.net/projects/duft/ Description from the doc/duft.txt file: Duft does datagrams: Domains: inet, inet6. Types: datagram, raw. Send data to possibly connected sockets. Events or polling. Multicasting. Extensive configuration. Multifaceted Tcl interface. [Stu] 2018-07-16 Version 0.4. New -closeonexec option. [Stu] 2015-04-28 Just a mention that Duft is now at 0.3 with various fixes, improvements and features. [Stu] 2012-08-21 Initial development version. <> Networking