Technology

http://safari.oreilly.com/ - Library Site (pay site)

http://www.swishzone.com - Cool Flash Software

http://www.palmgear.com/index - Palm Pilot Software

http://www.dslreports.com/stest - Connection Speed Test

Techy Stuff

dnsstuff - Allows u to query domains for DNS, IP, Blacklist, etc.

Deamon Tools - Allows you to mount ISOs (less than 400kb)

Port Descriptions - List of descriptions for all ports

Popular Ports - tell you what protocols run on port i.e. messengers

W3schools - learn languages

Nessus - Security Scanner for Linux

Nikto - Open Source Webscanner

Ethereal - Network Protocol Analyser

CERT - antivirus co-ordination center

Server Software

BGInfo - Shows server info as desktop image

AngryIP - IP Scanner

Microsoft

Windows Server System Reference Architecture - Visio Template