Why does the travel industry require GDS Software? GDS software is widely known for driving the growth of the travel industry and serving as the base for most internet-based travel services. It offers global data, rates, inventory, offers, and real-time availability of airlines, hotel rooms, car rentals, bus tickets, and many more, to assist the travel industry to become more informatics and sophisticated. GDS is a computerized web service that provides pricing, real-time availability, and centralized data display with booking functionality to the global travel industry in a unified platform. The Global Distribution System is a primary data source for online travel agencies. GDS system integrates data from various travel service providers to enable travel agencies to make a reservation on clients' behalf. GDS systems streamline the process for online travel agencies by eliminating the need for OTAs to connect with multiple airlines, hotels, and other businesses for their inventory needs. As a result, GDS meets the inventory level of online travel agencies and reservation sites.