Letter: U
- umb-scheme-3.2-31: An implementation of the Scheme programming language.
- units-1.80-8: A utility for converting amounts from one unit to another.
- unix2dos-2.2-19: unix2dos - UNIX to DOS text file format converter
- unixODBC-2.2.8-2.3.0.2: A complete ODBC driver manager for Linux.
- unixODBC-devel-2.2.8-2.3.0.2: Development files for programs which will use the unixODBC library.
- unixODBC-kde-2.2.8-2.3.0.2: KDE driver manager components for ODBC.
- unzip-5.50-34: A utility for unpacking zip files.
- up2date-4.2.16-1: Determines which system packages need to be updated via RHN.
- up2date-gnome-4.2.16-1: A GUI interface for Update Agent.
- urw-fonts-2.1-5.0: Free versions of the 35 standard PostScript fonts.
- usbutils-0.11-1: Linux USB utilities.
- usermode-1.68-5: Tools for certain user account management tasks.
- usermode-gtk-1.68-5: Graphical tools for certain user account management tasks.
- utempter-0.5.5-1.3EL.0: A privileged helper for utmp/wtmp updates.
- util-linux-2.11y-31.1: A collection of basic system utilities.
- uucp-1.06.1-47: The uucp utility for copying files between systems.