HTML and CSS Reference
In-Depth Information
Tim Berners-Lee's Style Guide
The Yale HyperText Style Guide
NYPL Online Style Guide
Apache (UNIX, Windows)
Tomcat (UNIX, Windows)
Current list of official MIME types
Microsoft Internet Information Server (Windows NT)
Audacity
Apple iTunes
WinAmp (free sound player for Windows)
QuickTime
RealNetworks