Xlib and Other Client Libraries
Most client programs communicate with the server via the Xlib client library. Beside Xlib, the XCB library operates more closely to X protocol. In particular, most clients use libraries such as Xaw, Motif, GTK+, or Qt which in turn use Xlib for interacting with the server.
Read more about this topic: X Window System Protocols And Architecture
Famous quotes containing the word client:
“A client is to me a mere unit, a factor in a problem.”
—Sir Arthur Conan Doyle (1859–1930)