Similar to 荒野_(2ちゃんねる・5ちゃんねるカテゴリ)

Urchin (software)

.uy

.uz

.vc

.ve

.vg

Visual.ly

.vn

.vu

Vyatta

VyOS

Web Accessibility Initiative

Web application firewall

Web Proxy Auto-Discovery Protocol

Web GIS

Webmention

WebSocket

.wf

WHATWG

Wikirage

World IPv6 Day and World IPv6 Launch Day

.ws