Vrbo is an American vacation rental online marketplace originally known as Vacation Rentals by Owner or VRBO. It was acquired by HomeAway in 2006. Expedia Group acquired HomeAway in December 2015. In March 2019, VRBO was re-branded Vrbo, including a new logo, capitalization, and pronunciation. In July 2020, the HomeAway and Vrbo websites became a single Vrbo website

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.