• W4 WorldWide Web Wanderer
• WAIS Wide-Area Information Servers
• WAN Wide Area Network
• WATS Wide Area Telephone Service / Wide Area Telecommunications Service
• wcCODE wildcat Custom On-line Development Engine
• WELL Whole Earth 'Lectronic Link
• WG WorkGroup
• WHAT Windows Help Authoring Tools
• WIMP Windows, Icons, Mouse, Pointer
• WINS Windows Internet Naming Service
• WISDN Wireless Intelligent Services Distributed Netwide
• WMF Windows Meta Files
• WORM Write Once Read Many
• WRK Windows Resource Kit
• WRT With Respect To / With Regard To
• WWIS WorldWide Information Systems
• WWW World Wide Web
• WYSIWYG What You See Is What You Get
• WYSIWYP What You See Is What You Print