VirtualBox is an open-source virtualization software that allows users to run multiple operating systems on a single machine. It supports a wide range of guest operating systems, including Windows, Linux, and macOS. VirtualBox is widely used for software testing, development, and creating isolated environments for different operating systems. It’s free and offers features such as snapshots, seamless mode, and remote access.
- Portable version that works directly from a USB drive without installation
- Portable version that installs with no external software requirements
- Portable version that works without mandatory product keys or sign-ins
- Portable version with no intrusive pop-up notifications or alerts