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HTNG-CONNECTIVITY

HTNG hospitality integration XML standards.

Definition

HTNG Connectivity workgroup publishes: Express Check-In v2.0, Express Check-Out v2.0, Single Guest Itinerary v2.0, Reservation v1.0, Folio v1.0, Group Master, Profile Match. XSD format with htng.org namespaces. Adoption by PMS vendors: Opera Cloud, IDeaS, RoomKey, Mews, Cloudbeds. Hotel chains adoption: Marriott, Hilton, Hyatt, IHG. Successor work groups: HTNG 2.0 IoT, HTNG RFP-Reservation, HTNG Energy Management.

Origin

HTNG founded 2002 ; Connectivity Workgroup active since 2005 ; merged with AHLA (American Hotel & Lodging Association) as Hospitality Technology Network HTN in 2024.

Example in context

Marriott uses HTNG Express Check-In v2.0 to enable Opera Cloud PMS integration and mobile guest engagement app, reducing average check-in time from 60 to 30 seconds.

  • HTNG — general concept.

Last updated: May 16, 2026