Letter Y
yersinia: Tests and attacks for network protocols
youtube-dl: Download videos from YouTube.com
ytalk: A chat program for multiple users.
yoltia: Program for editing image files
yasm: Complete rewrite of the NASM assembler
yum-metadata-parser: Fast metadata parser for yum
yam: Tool to set up a Yum/Apt mirror from various sources (ISO, RHN, rsync, http, ftp, ...)
yest: Date/time manipulation and formatting tool
yum: RPM installer/updater
yum: YellowDog Updater Modified, an rpm package management utility
yum: YellowDog Updater Modified, an rpm package management utility
yum: RPM installer/updater
yum: RPM installer/updater
yumi: Graphical user interface for the yum package manager