Logos in the Tcl/Tk source code distribution editComing from Laurent Demailly's Website
|EPS||Tcl/Tk Core Logo EPS|
|EPS||Tcl Powered EPS|
Tcl Association LogosAt Tcl Association Logos
OthersGJL A vectorized version of the original Tk logo, with some 3d high/low lights added: The icon file with 16/32/48 resolutions is here: The SVG file is here: WJG (22/06/08) The following logo is shown an Wikipedia for Tcl. 
Scratch Area editQuestion: Should we collect the logos for extensions here too ? -- AKDKF: If you want.
Logo of the Tcl Developer Xchange at . This logo was created by David Zolli and initially used for the french Wiki . Some variations hereof are here  and the feather logo in different sizes and formats is here  including a favicon.ico version and a MacOS X application icons. updated tk icon with 16 32 and 64 pixel size icons http://www.geocities.com/pa_mcclamrock/tclogo.gif And remember folks, there is no Secret Tcl Illuminati.
Logos of various extensions to Tcl/Tk. http://expect.nist.gov/cgi.tcl/ http://www.tcltk.com/blt/ http://www.tcltk.com/itcl/ http://www.neosoft.com/tclx/
Unofficial Tclkit logo Other sizes here: http://wfr.tcl.tk/246