Virtualization Solutions

Virtualization Solution
Pros
Cons
Source
Ease of Use
Guide
Built-in to WindowsHigh performance
Importing OVAs is annoying
Closed source
Moderate
Built-in to WindowsSupports nested virtualization
Importing OVAs is annoyingLimited scalabilityLimited enterprise featuresLimited Guest OS ChoicesNo Nested Virtualization Support
Closed source
Easy
Runs on multiple platforms
Limited scalabilityTerrible performanceLimited enterprise featuresNo Nested Virtualization Support
Open source
Easy
High performanceScalableAccessible via web consoleSupports nested virtualization
Requires dedicated hardware
Closed source
Moderate
Open sourceAccessible via web consoleSupports nested virtualization
Requires dedicated hardwareImporting OVAs is annoying
Open source
Difficult