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.

Getting news and information via RSS (Really Simple Syndication) subscriptions is a very simple and fast way. With the benefit of fast Internet, this is superior to the traditional media in the aspect of timeliness. For many users working in front of a computer all day long, if they could read scrolling latest news and information on computer desktop, that would be a very cool and efficient thing.

Skype is currently the world's most popular free HD instant messaging software (and VoIP) for all kinds of desktop and mobile platforms. Low system resource requirement, high-quality voice communication and high stability have won its hundreds of millions of users around the world. After acquired by Microsoft in 2011, it became an independent department of Microsoft. And in 2013, if finally replaced Microsoft's own instant messaging tool MSN. In 2014, it released an embedded web version.

AutoCAD is undoubtedly the most popular and powerful CAD modeling software. But as a commercial software, it is really, really expensive. FreeCAD is a free, open-source, cross-platform and general-purpose 3D CAx (CAD, CAM, CAE), PLM modeling tool specially designed for home user/hobbyist, experienced CAD user, programmer or educator.

Decompiler and disassembler are essential tools for any sharp-sighted programmers. No matter which programming languages, they have their corresponding decompilers. For compiled Java binary class file, there are two excellent decompilers: they are freeware Java Decompiler and commercial software DJ Java Decompiler (AppNee will release its related resources later).