For Task Manager style stuff Activity Monitor is it by default and its not key invoked. To start Task Manager in Windows users use either famous three keys combination: Ctrl, Alt, and Del or right click on the Taskbar.Straightforward app that integrates itself into the OS X status bar to give you quick access and control over your Mac's energy saver settings Hidden Bar Hide menu bar items and avoid clutter. So how to get Task Manager on Mac? Easy! There's already an OSX Task Manager pre-installed (or rather the Mac equivalent of Task Manager) - called Activity Monitor, which you can find in Applications ➙ Utilities.Like Task Manager, the Activity Monitor is often used to solve performance issues and identify apps that slow down the Mac. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL) version 2. VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use.