OASIS is a cloud-based property management system developed by OASIS Hospitality Software Ltd, designed as a flexible and cost-effective alternative to established PMS vendors, with particular strength in the Asia-Pacific market. The platform covers full-service and limited-service hotels, serviced apartments, and airport transit hotels, and includes POS, mobile check-in, self-service kiosks, and a specialized hourly booking engine for transit and short-stay operations. OASIS supports over 800 hospitality integrations and operates regional cloud data centres in Singapore, Hong Kong, Thailand, India, Japan, and Korea to meet local data residency requirements. The solution is in active use across hotel brands including Holiday Inn Express, Dusit, Centara, Travelodge, and ASAI in markets spanning Southeast Asia, India, Japan, Korea, the Middle East, and beyond.