Letter: U
- ucarp-1.1-1: Common Address Redundancy Protocol (CARP) for Unix
- ucl-1.03-1: Portable lossless data compression library
- udftools-1.0.0b3-1: Linux UDF Filesystem userspace utilities
- udunits-1.12.4-9.al2: A library for manipulating units of physical quantities
- udunits-1.12.4-10.al2: A library for manipulating units of physical quantities
- uim-0.4.9.1-1.al2: A multilingual input method library
- uim-1.0.1-1.al2: A multilingual input method library
- ulogd-1.22-1: The userspace logging daemon for netfilter
- unison-2.10.2-4: File-synchronization tool
- unison-2.13.16-1.al2: File-synchronization tool
- unrtf-0.19.3-2: RTF to other formats converter
- unshield-0.5-2.al2: Install InstallShield applications on a Pocket PC
- unshield-0.5-3.al2: Install InstallShield applications on a Pocket PC
- up-imapproxy-1.2.4-3.al2: University of Pittsburgh IMAP Proxy
- up-imapproxy-1.2.4-4.al2: University of Pittsburgh IMAP Proxy
- upx-1.25-1: The Ultimate Packer for eXecutables
- uqm-0.3-3: The Ur-Quan Masters
- uqm-content-0.3-1: Base content files for The Ur-Quan Masters
- ushare-0.9.6-2.al2: UPnP (TM) A/V Media Server
- ushare-0.9.7-1.al2: UPnP (TM) A/V Media Server
- utrac-0.3.0-5.al2: Universal Text Recognizer and Converter
- utrac-0.3.0-7.al2: Universal Text Recognizer and Converter
- uudeview-0.5.20-4: Applications for uuencoding, uudecoding, ...
- uw-imap-2004g-1.al2: UW Server daemons for IMAP and POP network mail protocols
- uw-imap-2004g-3.al2: UW Server daemons for IMAP and POP network mail protocols