("The
GIMP
ToolKit", or (bogusly) "
Gnu ToolKit" or "Generic ToolKit")
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 projects to
complete application suites.
GTK+ consists of the three parts; GLib, providing basic data
structures, event handling, threads, etc., Pango, for
layout and
rendering of text, and
ATK, providing
interfaces for
accessibility.
GTK+ Home.