XNS

XNS or xns may refer to:

Computing

• Xerox Network Systems, an early computer networking protocol suite
• Extensible Name Service, an XML-based digital identity architecture

Other uses

• Kanashi language (ISO 639:xns), a Sino-Tibetan language
• Navtech System Support (IATA code: XNS), in the List of airline codes
• Christians (XNS), in the List of acronyms: X