FOLS is an iPMS (integrated property management system) developed by AccorHotels. It is completely interfaced with Accor distribution solutions (reservation, planning, price, pre-payment…) and with most of the business solutions which meet hoteliers’ needs (CRM, distribution, accountability, electronic money) Thus, FOLS offers a full functional coverage and allows a simple and efficient hotel management.

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.