The Cloak - anonymous web surfing.
Bypass Compulsory Web Registration
HTML and DHTML Reference
Zvon.org - The Guide to the XML Galaxy
Check the headers generated for your web page.
Stupid Web Tricks
TCP/IP port number listing
IP Network Index
A good DNS record builder tool.
Web Site Test Tools and Site Management Tools
DSL Reports - everything about DSL.
An RFC search engine.
All about cookies
Netscape's Mozilla source site
Netscape Navigator secrets
The InterNIC - supplies and coordinates Internet addresses
Good FAQ on Internet Security
Index of over 70,000 mailing lists
Colors and Images
Lots of animated gifs for the downloading.
Eyeball Design - good stock graphics and techniques.
Good information on colors and images
Andy's Art Attack - good stock graphics
GIF Optimizer - even works on animated GIFs.
The Mining Co. - good tutorials and sources of desktop/web publishing software.
Java
JavaWorld magazine
Good Java tutorial
Good Java FAQ
JavaScript
Website Abstraction - free javascript, java, and tutorials.
Dynamic Drive - the premier place on the net to obtain free, original DHTML scripts and components to enhance your web site.
The JavaScript Source is an excellent JavaScript resource with tons of "cut and paste" JavaScript examples for your web pages. All for free!
Good JavaScript FAQ.
Official Netscape Javascript 1.2 documentation.
GeoCities File Manager
Current IBM Internet Status
External
Internal
IBM Internet Customer Service
Common Gateway Interface (CGI)
Excellent information on Perl language
Info on writing CGI scripts
More CGI scripting information
Official CGI information site
XML
XSLT Reference
HTML
Grid showing what browsers support what features.
Cascading Style Sheet Tutorial.
Index of all HTML tags.
Real good HTML meta-information
Good HTML information
Excellent HTML information
DCS HTML Course: Title Page
HTML Quick Reference
Official HTML 3.2 specification
Official HTTP 1.1 specification
Worldwide Reference Library
Computing Services - Computer Aided Instruction (CAI)
Stargate Internet Links