By default, VMware product does not support creating a Mac OS X virtual machine directly, there is no such an option at all. To install and run Mac OS X operating system in a VMware virtual machine on Windows/Linux/Mac OS X, you have to setup an unlock patch for your VMware product (it can be VMware Workstation, VMware Workstation Player, VMware Fusion or VMware ESXi/vSphere Hypervisor) first, so as to remove this restriction.
If you would not like to install a full Android OS on your hard disk or USB flash drive using the Remix OS for PC, just want to run some Android apps or games through an Android OS emulator running on Windows, then Remix OS Player is a better choice. Compared with many other similar Android emulators, you will find it's much better, and it runs much faster and more smoothly.
Remix OS (short for Remix Operating System) is an Android OS based on Android-x86 Open Source Project (AOSP) through deep customization and secondary development. It was started by 3 ex-Google engineers from China, written in C (core), C++, Java (UI). Remix OS for PC allows users to run Android mobile apps/games on any Intel-based PC, and mainly uses tablet PC, all-in-one machine, smart display as its carrier at present.
Parallels Desktop for Mac is an extremely excellent virtual machine software running on Mac OS - proven, trusted and widely praised. It allows users to easily, seamlessly run Windows, Linux and other operating systems or applications at the same time under Mac OS X, saving the users' trouble of repeatedly rebooting the computer in order to switch between different OS.
As a very excellent virtual machine software with very high performance under Mac OS, VMware Fusion (Pro) is the best way to seamlessly run Windows on a Mac computer. It provides the ultimate Windows experience on a Mac OS, enables you to directly run Windows, Linux, Android or other OS at the same time without having to restart your Mac OS.
QEMU (short for Quick Emulator) is a free and open-source processor emulator widely used on GNU/Linux platform, written by Fabrice Bellard from France. It primarily converts the binary code written for a specific processor to another through a special 'recompiler', so as to realize the OS virtualization.
VMware Workstation 12 unexpectedly released so quickly (have to admit that this is really a "version competition age"). Anyway, this new version added dozens of new features, for example, the installation and usage were specifically optimized for Windows 10; supports DirectX 10, OpenGL 3.3, 4K resolution (UHD), 7.1 surround sound, IPv6 NAT, enables Windows 7 to support USB 3.0, etc.