* style as a [Ttk] command, shipping with [Tk] 8.5.
http://www.tcl.tk/man/tcl8.5/TkCmd/ttk_style.htm

   * style as a tcllib module
http://tcllib.sourceforge.net/doc/style.html

style is a [tklib] package which provides theming via the [tk] [option] command.




----
[Category Package] part of [tklib]
----
Then again, [Tile] has a command '''style''', see http://tktable.sourceforge.net/tile/doc/style.html