9 Downloadable computer software platform to create a virtual representation that serves as the real-time digital counterpart of buildings and physical spaces; downloadable software for recording and analyzing historical and real-time data for real estate sites and properties and infrastructure systems; downloadable software using artificial intelligence and algorithms to optimize human and engineered performance in buildings and infrastructure systems; downloadable computer software for creating digital representations of physical assets, processes and systems; downloadable computer software for integrating, visualizing and analyzing electronic data; downloadable computer software for integrating, visualizing and analyzing electronic data describing buildings, facilities, plants, communication systems, utility systems, power generation systems, manufacturing systems, rail and transit systems, road and highway systems and water and wastewater systems; downloadable computer software for modeling performance and analyzing infrastructure projects and assets; downloadable computer software for synchronizing changes to digital representations of physical assets, processes and systems; downloadable computer software for synchronizing changes to electronic data; downloadable computer software for synchronizing changes to electronic data describing buildings, facilities, plants, communication systems, utility systems, power generation systems, manufacturing systems, rail and transit systems, road and highway systems and water and wastewater systems; downloadable computer software for synchronizing changes between local software and cloud-based repositories; downloadable computer software for synchronizing changes to models of infrastructure projects and assets