libxcb: libxcb: The XCB library provides an interface to the X Window System protocol libxcb: which is fully capable of replacing Xlib. In fact, libX11 makes use libxcb: of libxcb as much as possible. :-) Porting to XCB has several libxcb: advantages such as a smaller memory footprint, latency hiding, direct libxcb: protocol access, and improved thread support. libxcb: libxcb: libxcb: libxcb: