Letter: U
- udev-095-14.21.SEL5_4: A userspace implementation of devfs
- udftools-1.0.0b3-0.1.SEL5_2: Linux UDF Filesystem userspace utilities
- unifdef-1.171-5.SEL5: 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-5.52-3.SEL5_2: A utility for unpacking zip files.
- urw-fonts-2.3-6.1.1: Free versions of the 35 standard PostScript fonts.
- usbutils-0.71-2.1: Linux USB utilities.
- usermode-1.88-3.SEL5_22: Tools for certain user account management tasks.
- usermode-gtk-1.88-3.SEL5_22: Graphical tools for certain user account management tasks.
- util-linux-2.13-0.52.SEL5_4.1: A collection of basic system utilities.
- uucp-1.07-12: The uucp utility for copying files between systems.
- uuidd-1.39-23.SEL5_4: helper daemon to guarantee uniqueness of time-based UUIDs