Zoomable user interface (ZUI) with file manager, file viewers and more
...It integrates file viewers for most of the common file types, as well as an audio and video player. Furthermore, the virtual cosmos contains a chess game, a netwalk game, a 3D minesweeper game, a multi-function clock, a stock watchlist, some fractals, and a Linuxkernel configurator in form of a kernel patch.
MDFS is a simple Distributed File System for Linux and Windows. It's not a kernel module, just an app running in the background. You can use it to access (view, download, upload) files on a remote computer, for automatically backup your files, etc...