Letter: X
- xcin-2.5.3.pre3-25: An X Input Method Server for Chinese.
- xinitrc-4.0.14.3-1: The default startup script for the X Window System.
- xorg-x11-6.8.2-1.EL.13.36: The basic fonts, programs and docs for an X workstation.
- xorg-x11-Mesa-libGL-6.8.2-1.EL.13.36: A 3D graphics library which uses an OpenGL-like API
- xorg-x11-Mesa-libGLU-6.8.2-1.EL.13.36: Commonly used GL utility library
- xorg-x11-Xdmx-6.8.2-1.EL.13.36: Distributed Multihead X Server and utilities
- xorg-x11-Xnest-6.8.2-1.EL.13.36: A nested server.
- xorg-x11-Xvfb-6.8.2-1.EL.13.36: A X Windows System virtual framebuffer X server.
- xorg-x11-deprecated-libs-6.8.2-1.EL.13.36: Deprecated X Window System shared libraries
- xorg-x11-deprecated-libs-devel-6.8.2-1.EL.13.36: Deprecated X Window System developmental libraries
- xorg-x11-devel-6.8.2-1.EL.13.36: X Window System application development package
- xorg-x11-doc-6.8.2-1.EL.13.36: Documentation on various X11 programming interfaces.
- xorg-x11-font-utils-6.8.2-1.EL.13.36: Font utilities required for installing fonts
- xorg-x11-libs-6.8.2-1.EL.13.36: Shared libraries needed by the X Window System
- xorg-x11-sdk-6.8.2-1.EL.13.36: SDK for X server driver module development
- xorg-x11-tools-6.8.2-1.EL.13.36: Various X Window System tools
- xorg-x11-twm-6.8.2-1.EL.13.36: A simple window manager
- xorg-x11-xauth-6.8.2-1.EL.13.36: X authority file utility
- xorg-x11-xdm-6.8.2-1.EL.13.36: X Display Manager
- xorg-x11-xfs-6.8.2-1.EL.13.36: A font server for the X Window System.
- xscreensaver-4.18-5.rhel4.11: A set of X Window System screensavers.