Letter: Y
- yaboot-1.3.13-0.18: Linux bootloader for Power Macintosh "New World" computers.
- yelp-2.14.0-1: A system documentation reader from the Gnome project.
- yp-tools-2.9-0: NIS (or YP) client programs.
- ypbind-1.19-0: The NIS daemon which binds NIS clients to an NIS domain.
- ypserv-2.19-0: The NIS (Network Information Service) server.
- yum-2.6.0-1: RPM installer/updater