Package gtk2

The GIMP ToolKit (GTK+), a library for creating GUIs for X

http://www.gtk.org

GTK+ is a multi-platform toolkit for creating graphical user
interfaces. Offering a complete set of widgets, GTK+ is suitable for
projects ranging from small one-off tools to complete application
suites.

General Commands
Command Description
gtk-query-immodules-2.0 Input method module registration utility
update-gtk-immodules Update GTK+ immodule cache