The need to run multiple operating systems for everything from software testing and experimentation to portable productivity environments is vital in the IT world. Perhaps you are also an operating systems enthusiast that wants to try out and use older software that simply isn't compatible with modern versions of Windows, or you want to build secure sandboxes for students to mess around in and learn without needing to rebuild the host PC. Whatever the reason, virtualization products can get the job done without needing to grab a spare PC or partition your physical system drive. Here is a list of five apps that satisfy this requirement.
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