Tcldrop is basically a clone of the Eggdrop IRC bot, but is being written purely in Tcl. The intention is to write a much more scriptable bot than Eggdrop is. It will run stand-alone or from any Tcl-enabled application (Tcl v8.5+).
Scicos-HDL is a tool to design digital circuit system; it integrates the hardware circuit, algorithm and Scilab/Scicos environment as a plat for digital circuit design, simulation and Hardware Description Language generation. ZhangDong & KangCai
<b>Msn4Lin</b> is a messenger client for X. At the moment available in Tcl/Tk (easy installation, but with failures) or C++ with <a href=/projects/xlion/>XLion</a> (difficult installation, but more stable). It supports plugins, skins, multilanguage, ...