GuestCentric is a leading provider of cloud-based digital marketing software and services that help extraordinary hoteliers promote their brand, drive direct bookings and connect with customers on all digital platforms. GuestCentric's all-in-one platform provides hotels with the only unified solution for managing their guests’ online journey: award-winning, high impact websites; an integrated, easy-to-use booking engine; social media marketing and publishing tools; a GDS chain code and a channel manager to offer rooms on Amadeus, Booking.com, Expedia, Galileo, Google, Sabre, TripAdvisor and hundreds of other channels.

Postgres also known as PostgreSQL, is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance. It was originally named POSTGRES, referring to its origins as a successor to the Ingres database developed at the University of California, Berkeley. In 1996, the project was renamed to PostgreSQL to reflect its support for SQL. After a review in 2007, the development team decided to keep the name PostgreSQL and the alias Postgres