Everything Portable

If you like carrying your favourite software on usb drive here are some populer portable softwares for you:

Portable Browsers:

Opera, Google Chrome, Firefox, OperaTor: for anonymous brwosing.

Office Applications:

OpenOffice, Jarte Word processor (opens docx files, exports to pdf, Sumatra PDF, GNUCash, Sunbird, Thunderbird, Notepad++

Photo editing:

Artweaver, GIMP, Imagine

Chat/IM:

TorChat, Miranda, Pidgin, Windows Live Messanger

RSS/Feed Reader:

FeedDemon, NFReader, GreatNews, FeedReader

Web Editor:

Nvu

Media Players:

VLC, MPlayer, CoolPlayer+, Winamp

Utilities:

ClamWin Antivirus, InfraRecorder CD/DVD burner, 7Zip, KeePass

Sources to find portable programs:

PortableApps.com
Portable Freeware