Apps to Virtual Machines

Virtual PC is a discontinued free virtualization software developed by Microsoft, allowing users to create and run virtual machines on their Windows operating systems. It primarily supported running older versions of Windows and some Linux distributions within a virtual environment.

AppFog is a Platform as a Service (PaaS) that simplifies deploying, managing, and scaling applications in the cloud. It supports various languages and frameworks, offering features like automated deployment, database integration, and developer tools.

Google App Engine is a fully managed platform-as-a-service (PaaS) that allows developers to build and host scalable web applications and mobile backends. It handles infrastructure provisioning, scaling, and maintenance, letting developers focus on writing code.