OpenHotel PMS is a cloud-based hotel management solution that offers property management, channel management, website hosting, online bookings and reporting within a suite. The product is built for small and midsize hotel businesses.

Pub/Sub allows services to communicate asynchronously, with latencies on the order of 100 milliseconds. Pub/Sub is used for streaming analytics and data integration pipelines to ingest and distribute data. It's equally effective as a messaging-oriented middleware for service integration or as a queue to parallelize tasks.