The global passenger service system (PSS) market is expected to experience significant growth from 2021 to 2025, according to a new report from Research Reports World. The report provides a comprehensive analysis of the market in terms of its size, forecasts, segments and trends, as well as its competitive landscape and key players, such as Intelisys Aviation Systems, Unisys Corp, Amadeus IT Group, Hitit Computer Services, KIU System Solutions, Mercator Ltd, Radixx International, IBS Software Services, SITA, Sabre Corp, Sirena-Travel, Hexaware Technologies, Travelsky Technology Ltd, Travelport Worldwide, Travel Technology Interactive, and Information Systems Associates FZE. The report also explores the impact of Covid-19 and the Russia-Ukraine war on the industry. Market segmentation includes types of PSS such as airline inventory system, internet booking system, loyalty system, departure control system, airline reservation system and customer care system amongst others, while the analysis for application includes rail, aviation, and other modes of transportation. The report also highlights key trends and new product developments in the industry, as well as technological advancements in the field. Finally, the report provides insights and analysis of the global PSS market by region, including North America, Europe, Asia-Pacific, South America, the Middle East and Africa.