Whisker is an and innovative alternative for the XFCE default menu, including a modern search bar and enabling users to easily access all the installed apps from the system, or access applications by categories. It also remembers the last 10 used applications. The Whisker Menu is the default application menu for Linux Mint 15 XFCE.

The latest version available is Whisker 1.3.1, which has been recently released, bringing a few bugfixes only. For more information, see this page.
In this article I will show you how to install Whisker Menu 1.3.1 on Debian Wheezy, Fedora 19, Fedora 18, OpenSUSE 13.1, OpenSUSE 12.3, OpenSUSE 12.2, all using the XFCE desktop environment.
How to install Whisker Menu 1.3.1 on Debian Wheezy:
$ sudo sh -c 'echo "deb http://download.opensuse.org/repositories/home:gottcode/Debian_7.0/ /" >> /etc/apt/sources.list.d/xfce4-whiskermenu-plugin.list'
$ wget http://download.opensuse.org/repositories/home:gottcode/Debian_7.0/Release.key
$ sudo apt-key add - < Release.key
$ sudo apt-get update
$ sudo apt-get install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on Fedora 20:
$ cd /etc/yum.repos.d/
$ wget http://download.opensuse.org/repositories/home:gottcode/Fedora_20/home:gottcode.repo
$ sudo yum update
$ sudo yum install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on Fedora 19:
$ cd /etc/yum.repos.d/
$ wget http://download.opensuse.org/repositories/home:gottcode/Fedora_19/home:gottcode.repo
$ sudo yum update
$ sudo yum install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on Fedora 18:
$ cd /etc/yum.repos.d/
$ wget http://download.opensuse.org/repositories/home:gottcode/Fedora_18/home:gottcode.repo
$ sudo yum update
$ sudo yum install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on OpenSUSE 13.1:
$ sudo zypper addrepo http://download.opensuse.org/repositories/home:gottcode/openSUSE_Factory/home:gottcode.repo
$ sudo zypper refresh
$ sudo zypper install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on OpenSUSE 12.3:
$ sudo zypper addrepo http://download.opensuse.org/repositories/home:gottcode/openSUSE_12.3/home:gottcode.repo
$ sudo zypper refresh
$ sudo zypper install xfce4-whiskermenu-plugin
How to install Whisker Menu 1.3.1 on OpenSUSE 12.2:
$ sudo zypper addrepo http://download.opensuse.org/repositories/home:gottcode/openSUSE_12.3/home:gottcode.repo
$ sudo zypper refresh
$ sudo zypper install xfce4-whiskermenu-plugin