# Part II. CCSS: Dependencies

The CCSS library 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.
LibSoup (optional) | LibSoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications.