Letter: X
- XFree86-4.3.0-55.EL: The basic fonts, programs and docs for an X workstation.
- XFree86-100dpi-fonts-4.3.0-55.EL: A set of 100dpi resolution fonts for the X Window System.
- XFree86-75dpi-fonts-4.3.0-55.EL: A set of 75dpi resolution fonts for the X Window System.
- XFree86-ISO8859-14-100dpi-fonts-4.3.0-55.EL: ISO8859-14-100dpi-fonts
- XFree86-ISO8859-14-75dpi-fonts-4.3.0-55.EL: ISO8859-14-75dpi-fonts
- XFree86-ISO8859-15-100dpi-fonts-4.3.0-55.EL: ISO8859-15-100dpi-fonts
- XFree86-ISO8859-15-75dpi-fonts-4.3.0-55.EL: ISO8859-15-75dpi-fonts
- XFree86-ISO8859-2-100dpi-fonts-4.3.0-55.EL: A set of 100dpi Central European language fonts for X.
- XFree86-ISO8859-2-75dpi-fonts-4.3.0-55.EL: A set of 75dpi Central European language fonts for X.
- XFree86-ISO8859-9-100dpi-fonts-4.3.0-55.EL: ISO8859-9-100dpi-fonts
- XFree86-ISO8859-9-75dpi-fonts-4.3.0-55.EL: ISO8859-9-75dpi-fonts
- XFree86-Mesa-libGL-4.3.0-55.EL: A 3D graphics library which uses an OpenGL-like API
- XFree86-Mesa-libGLU-4.3.0-55.EL: Commonly used GL utility library
- XFree86-Xnest-4.3.0-55.EL: A nested XFree86 server.
- XFree86-Xvfb-4.3.0-55.EL: A virtual framebuffer X Windows System server for XFree86.
- XFree86-base-fonts-4.3.0-55.EL: The collection of XFree86 core base fonts
- XFree86-cyrillic-fonts-4.3.0-55.EL: Cyrillic fonts for X.
- XFree86-devel-4.3.0-55.EL: X11R6 static libraries, headers and programming man pages.
- XFree86-doc-4.3.0-55.EL: Documentation on various X11 programming interfaces.
- XFree86-font-utils-4.3.0-55.EL: Font utilities required for installing fonts
- XFree86-libs-4.3.0-55.EL: Shared libraries needed by the X Window System
- XFree86-libs-data-4.3.0-55.EL: Common architecture independent data required by XFree86-libs
- XFree86-syriac-fonts-4.3.0-55.EL: XFree86 Syriac TrueType fonts by Beth Mardutho
- XFree86-tools-4.3.0-55.EL: Various tools for XFree86
- XFree86-truetype-fonts-4.3.0-55.EL: XFree86 Luxi TrueType fonts by Bigelow and Holmes
- XFree86-twm-4.3.0-55.EL: A simple window manager
- XFree86-xauth-4.3.0-55.EL: X authority file utility
- XFree86-xdm-4.3.0-55.EL: X Display Manager
- XFree86-xfs-4.3.0-55.EL: A font server for the X Window System.
- Xaw3d-1.5-18: A version of the MIT Athena widget set for X.
- x3270-3.2.20-4: An X Window System based IBM 3278/3279 terminal emulator.
- x3270-text-3.2.20-4: IBM 3278/3279 terminal emulator for text mode.
- x3270-x11-3.2.20-4: IBM 3278/3279 terminal emulator for the X Window System.
- xalan-j-2.4.1-11: The Xalan XSLT processor
- xcdroast-0.98a14-2: An X Window System based tool for creating CDs.
- xchat-2.0.4-3.EL: A popular and easy to use graphical IRC (chat) client
- xcin-2.5.3.pre3-15: An X Input Method Server for Chinese.
- xdelta-1.1.3-11: A binary file delta generator and an RCS replacement library.
- xemacs-21.4.13-2.ent: A different version of Emacs.
- xemacs-el-21.4.13-2.ent: The .el source files for XEmacs.
- xemacs-info-21.4.13-2.ent: Information files for XEmacs.
- xerces-j-2.2.1-11: The Xerces XML parser
- xfig-3.2.3d-12: An X Window System tool for drawing basic vector graphics.
- xhtml1-dtds-1.0-5: XML document type definition for XHTML 1.0
- xinetd-2.3.12-2.3E: A secure replacement for inetd.
- xinitrc-3.32-1: The default startup script for the X Window System.
- xloadimage-4.1-27: An X Window System based image viewer.
- xml-common-0.6.3-14: Common XML catalog and DTD files.
- xmltex-20000118-14: Namespace-aware XML parser written in TeX.
- xmlto-0.0.14-3: A tool for converting XML files to various formats.
- xmms-1.2.7-22.1.p: A media player for X which resembles Winamp.
- xmms-mpg123-1.2.7-21: XMMS - Input plugin to play mpeg audio
- xpdf-2.02-8: A PDF file viewer for the X Window System.
- xsane-0.89-3: An X Window System front-end for the SANE scanner interface.
- xsane-gimp-0.89-3: A GIMP plug-in which provides the SANE scanner interface.
- xscreensaver-4.10-4: A set of X Window System screensavers.
- xsri-2.1.0-5: X Set Root Image
- xterm-179-5.EL: xterm terminal emulator for the X Window System