The global Passenger Service System (PSS) market is projected to reach USD 10730 million by 2028, from USD 6814 million in 2021, growing at a CAGR of 6.2% during 2022-2028, according to a report by Absolute Reports. While the railway segment is expected to grow at a CAGR of X% throughout this forecast period, airline inventory system is accounting for X% of the PSS global market in 2021. The report includes a detailed analysis of key market segmentation based on type, application, and research regions. It comprehensively covers critical elements such as global Passenger Service System (PSS) market share, supply chain, revenue graph, size, and application, all of which are widely explored in this study. Key players in the market include Sirena-Travel JSCS, Mercator Ltd., Travelsky Technology Ltd., KIU System Solutions, Travelport Worldwide Ltd., SITA NV, Sabre Corp., Radi International Inc., Hitit Computer Services A.S., Amadeus IT Group SA, Travel Technology Interactive, Unisys Corp., Hexaware Technologies Ltd., Intelisys Aviation Systems Inc., Bravo Passenger Solutions Pte Ltd., Information Systems Associates FZE. The report also highlights upcoming business prospects and growth opportunities for players to capitalize on.