Letter: U
- udev-095-14: A userspace implementation of devfs
- umb-scheme-3.2-39.2.1: An implementation of the Scheme programming language.
- unifdef-1.171-5.al3: Unifdef tool for removing ifdef'd lines
- units-1.85-1.2.2: A utility for converting amounts from one unit to another.
- unix2dos-2.2-26.2.2: unix2dos - UNIX to DOS text file format converter
- unixODBC-2.2.11-7.1: A complete ODBC driver manager for Linux.
- unixODBC-devel-2.2.11-7.1: Development files for programs which will use the unixODBC library.
- unixODBC-kde-2.2.11-7.1: KDE driver manager components for ODBC.
- unzip-5.52-2.2.1: A utility for unpacking zip files.
- up2date-4.4.23-4.2.1: Determines which system packages need to be updated via RHN.
- up2date-gnome-4.4.23-4.2.1: A GUI interface for Update Agent.
- urw-fonts-2.3-6.1.1: Free versions of the 35 standard PostScript fonts.
- usbutils-0.71-2.1: Linux USB utilities.
- usermode-1.87-3: Tools for certain user account management tasks.
- usermode-gtk-1.87-3: Graphical tools for certain user account management tasks.
- utempter-0.5.5-7.2.1: A privileged helper for utmp/wtmp updates.
- util-linux-2.13-0.44.sparc.al3: A collection of basic system utilities.
- uucp-1.07-12: The uucp utility for copying files between systems.