- W3C
- WAIS
- Wallpaper
- WAMP
- WAN
- Wardriving
- Warm Boot
- WAVE
- Waveform
- Wavelength
- WDDM
- Web 2.0
- Web Application
- Web Beacon
- Web Browser
- Web Design
- Web Development
- Web Forum
- Web Host
- Web Hosting
- Web Mentions
- Web Page
- Web Publishing
- Web Ring
- Web Server
- Web Service
- Webcam
- Webhook
- Webmail
- Webmaster
- Website
- WEP
- White Balance
- White Paper
- Whitelist
- WHOIS
- Whole Number
- Wi-Fi
- Wi-Fi 6
- Widget
- Widgets
- Wiki
- Wildcard
- WiMAX
- WIMP
- Win32