Install Marlin File Browser, the Default File Browser in Ubuntu 12.04

There are many file browsers in Ubuntu, Nautilus, Thunar, and Dolphin. Now the range will be increased by one again with the introduction of Marlin file browser, a file browser that will replace Nautilus in the next Ubuntu, Ubuntu 'Luna '.

Here are some of the features offered by Marlin:

1. Plug-ins framework.
   
   
   In order to enable 'unrar'-ing archives feature in Marlin, you need to enable 'Contractor' plug-ins and install 'Contractor'.
2. Toolbars and interface can be configured.
3. Just-need a single click to open (default setting).
4. Multiple views.
   Icon-view:
   
   List-view:
   
   Column-view:
   
5. Like an internet browser, it’s also support tabbed browsing.

To install this new file browser, you have to enter the commands below in your Terminal (CRTL-ALT-T):

sudo add-apt-repository ppa:marlin-devs/marlin-daily
sudo apt-get update && sudo apt-get install marlin marlin-plugin-*

Note: Marlin is in development process, this file browser is not yet in stable version.
Via omgubuntu.