Portable Cyberduck is a Mac OS X portable FTP client browser application based purely on Cyberduck. It is an FTP client you can bring with you to run from a USB thumb drive, external hard drive, memory card, iPod, other portable device.
Portable Adium is a Mac OS X instant messaging chat client that can be used to chat via AIM, Windows Messenger, Yahoo Messenger, Google Talk, ICQ, Jabber, Apple Mobile Me and more. This version of Adium has been repackaged to run from a portable device such as a USB flash drive or micro sd card.