Abstract: Automated patch compatibility testing systems, methods, and computer program products are disclosed. The automated compatibility testing systems, methods, and computer program products disclosed herein enable an entity to check the functionality of applications following patches applied to an original image so that the enterprise can determine how its target computing systems will react to such patches before those patches are actually installed/deployed to the target computing systems. The automated compatibility testing systems, methods, and computer program products disclosed herein helps enterprises ensure that patches do not adversely impact the target computing systems and the operations thereof, and enable the enterprise to operate with minimal disruptions, stay current with patches, and take proactive and informed business decisions in managing the enterprise's computer infrastructure.