Protel Air is a cloud native , fully internationalized, enterprise property management system for hotels and accommodation businesses, from small independents through to global hotel groups. It provides the sophistication to manage even the most demanding hotels, locally or on a global scale.

MongoDB is an open source cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB uses JSON-like documents with optional schemas. MongoDB is developed by MongoDB Inc. and licensed under the Server Side Public License (SSPL) which is deemed non-free by several distributions.