How to install Flock in Ubuntu

First, you need to download the latest linux version here. (No deb package available at the moment).
Open a terminal window and enter the following:
tar -C /home/yourusername -xzvf flock-*.linux-i686.tar.gz

To put on a Desktop entry, open an editor (e.g: gedtt):
gedit /home/yourusername/Flock.Desktop

[Desktop Entry]
Version=1.0
Encoding=UTF-8
Name=Flock
Comment=Flock Web Browser
Exec=”/home/yourusername/flock/flock”
GenericName=Flock Web Browser
Icon=/home/yourusername/flock/icons/mozicon128.png
Path=$HOME/flock
StartupNotify=true
Terminal=false
TerminalOptions=
Type=Application
X-KDE-SubstituteUID=false
X-KDE-Username=
Categories=Network;Application;
GenericName[en_US]=Flock Web Browser

Flock Extensions
You can download Flock Extensions from here
Migrate your Firefox plugins to Flock
Migrate your Firefox plugins to Flock.First rename your flock folder to just flock. Then assuming you are logged into your home directory migrate to your plugin folder by typing into the terminal.
cd flock/plugins
Then use this command to migrate all your Firefox pluggins.
sudo ln -s /usr/lib/mozilla-firefox/plugins/* .