2SIMPLE

3D-Desktop – 官方网站

3D-Desktop is an OpenGL program for switching virtual desktops in a seamless 3-dimensional manner on Linux. The current desktop is mapped into a fullscreen 3D environment where you may choose other screens. Several different visualization modes are available.

SphereXP

SphereXP是一款3D桌面工具，用来替换Windows XP的普通界面。吸引人的三维桌面，提供新的组织桌面元素的方式（桌面图标和应用程序窗口等）。

The SphereXP is a 3D desktop replacement for Microsoft Windows XP. Taking the known concept of three-dimensional desktops to its own level. It offers a new way to organize objects on the desktop such as icons and applications.

Longhorn

在Longhorn 4074文件系统里蕴藏着“Avalon Desktop Windows Manager”，也就是我们常听的DWM。在\windows\i386中存在SBCTL命令，用户只要输入SBCTL Start将开始执行DWM。运行了DWM后，桌面便会产生透明及3D阴影效果。由于Longhorn 4074中带有DirectX 9.0b，因此你需要拥有64MB显卡才能体验到DWM。

链接：再度出击！多图深入展示Longhorn 3D

LG3D – LG3D官方网站

Project Looking Glass is based on Java technology and explores bringing a richer user experience to the desktop and applications via 3D windowing and visualization capabilities. It is an open development project based on and evolved from Sun Microsystems’ advanced technology project. It will support running unmodified existing applications in a 3D space, as well as APIs for 3D window manager and application development. At the moment, existing application integration is supported for Linux platforms.

其实OSX早就华丽的使用了3D缩放效果，最近更是透露出3D RSS（屏保？）界面。