Handy Linux Tools
Note - You may find that your distribution of linux
has a more automated approach to installing software.
RedHat distributions such as CentOS and Fedora use yum
while Debian distros such as Ubuntu use apt-get, Synaptics
Package Manager or dpkg.
Remember, work smarter, not harder.
Web Browsers
Mozilla Firefox v2.0.0.17
Mozilla Firefox v3.0.3
Konqueror - Part of the KDE Desktop Environment
Lynx - Text-based browser
Office Software
Open Office - Think Microsoft Office - only free.
Miscellaneous
AODC - OpenDocument Converter
alien - Convert between rpm, dpkg, tgz etc.
Network Tools
Nagios - Open Source host, service and network monitoring program
Cacti - Complete Open Source network graphing solution
Wireshark Formerly known as Ethereal, Wireshark is an open source network protocol analzyer.
Zenoss RPM v2.3 beta is an enterprise network and systems management application
Zenoss VM v2.3 beta
Zenoss Admin Guide
Zenoss Forum
FOG (Free OpenSource Ghost) 
Security Tools
chrootkit is a tool to locally check for signs of a rootkit.
rootkit is yet another utility to help verify whether someone has entered your system illegitimately.
AppArmor Name pretty much says it all.
Snort open source network intrusion prevention and detection system.
ClamAV open source anti-virus toolkit.
Panda open source anti-virus toolkit.
Firewalls
Shorewall IPtables made easy
Smoothwall The World's Favorite Network Firewall
GuardDog Protecting your computer with a cute little dog.
Multimedia
Amarok Music player
MP3FS is a read-only FUSE file system which transcodes audio formats to MP3 on the fly when opened and read.
MPlayer is a highly versatile media player.
Pidgin - Open Source instant messaging application for both Windows and Linux supporting most IM protocols
Lame - Stands for LAME ain't an mp3 encoder. But, it is. No, really, it is.
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