Size: 1.2Gb Save .torrent Processor: 1 GHz or above with no fewer than two cores on a supported CPU RAM: A minimum of 4 GB or more Disk space: No less than 64 GB

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.

1. Portable version that works without the need for external tools
2. Portable version that installs silently without any user interaction