# GSF Overview

The GNOME Structured File Library (GSF) is an I/O abstraction for reading/writing compound files. GSF is released under the GNU Lesser General Public License (GNU LGPL), which allows for flexible licensing of client applications.

GSF depends on the following libraries:

GLib | A general-purpose utility library, not specific to graphical user interfaces. GLib provides many useful data types, macros, type conversions, string utilities, file utilities, a main loop abstraction, and so on.