Oracle's VM VirtualBox is a powerful, free, and open-source virtualization tool—but you'll have to do some tinkering to make it work for you.

Jack Wallen walks you through the process of creating virtual networks with VirtualBox so you can test guest servers and desktops without affecting your company network.

Oracle said that VirtualBox 4.0 allows developers to create extensions to customise the VirtualBox, adding new functionality.

Both VMware Workstation 7.1 and Oracle VM VirtualBox 3.2 are excellent desktop virtualization products -- in terms of general Windows application usage, both perform extremely well and are ...

Oracle has updated its open source VirtualBox virtualization software to make it more suitable for widescale enterprise deployments, the company said Tuesday.

After entering beta roughly three months ago, Oracle’s VM VirtualBox 5.0 virtualization software is now generally available, offering faster performance and better security.