Dicas para deixar seu Ubuntu mais legal.

Instale os ícones Faenza
sudo add-apt-repository ppa:tiheum/equinox
sudo apt-get update
sudo apt-get install faenza-icon-theme

Instale o  GNOME Tweak Tool
sudo apt-get install gnome-tweak-tool

Instalar Dconf-editor
sudo apt-get install dconf-tools

Instalar Gnome System Tools
sudo apt-get install gnome-system-tools

Instale o Syanptic
sudo apt-get install synaptic

Desabilite o Overlay Scrollbars
sudo apt-get remove overlay-scrollbar liboverlay-scrollbar3-0.2-0 liboverlay-scrollbar-0.2-0

Instale o file previewer
sudo apt-get install gnome-sushi

Instale o Sun/Oracle Java
sudo apt-get install openjdk-7-jre

Fixar os erro de abertura do Nautilus
sudo apt-get remove nautilus-open-terminal

Alt+F2
ALT + F2 não funciona por padrão no GNOME Shell no Ubuntu Oneiric Ocelot. Para corrigi-lo, abra "System Settings" e em Teclado> Atalhos> Sistema, clique em "Desativado" ao lado de "Mostrar o comando executar prompt" e pressione ALT + F2 - este deve definir ALT + F2 para executar o prompt de comando.

Unity
CompizConfig Settings Manager
sudo apt-get install compizconfig-settings-manager



Remover Global Menu
sudo apt-get remove appmenu-gtk3 appmenu-gtk appmenu-qt

Reinstalar Global Menu
sudo apt-get install appmenu-gtk3 appmenu-gtk appmenu-qt

Instalar Gnome Shell
sudo apt-get install gnome-shell


Instalar GNOME 3 classic session
sudo apt-get install gnome-session-fallback

Medibuntu
sudo wget --output-document=/etc/apt/sources.list.d/medibuntu.list http://www.medibuntu.org/sources.list.d/$(lsb_release -cs).list && sudo apt-get --quiet update && sudo apt-get --yes --quiet --allow-unauthenticated install medibuntu-keyring && sudo apt-get --quiet update
sudo apt-get -y update && sudo apt-get -y upgrade

Instalar Ubuntu-Tweak
sudo add-apt-repository ppa:tualatrix/next
sudo apt-get update
sudo apt-get install ubuntu-tweak-0

Pacotes necessários
sudo apt-get install build-essential checkinstall cdbs devscripts dh-make fakeroot libxml-parser-perl check avahi-daemon


Multimidia
sudo apt-get install vlc mplayer smplayer audacious

sudo apt-get install libxine1-ffmpeg gxine mencoder mpeg2dec vorbis-tools id3v2 mpg321 mpg123 libflac++6 ffmpeg totem-mozilla icedax tagtool easytag id3tool lame nautilus-script-audio-convert libmad0 libjpeg-progs flac faac faad sox ffmpeg2theora libmpeg2-4 uudeview flac libmpeg3-1 mpeg3-utils mpegdemux liba52-0.7.4-dev libquicktime2

sudo apt-get install gstreamer0.10-ffmpeg gstreamer0.10-fluendo-mp3 gstreamer0.10-gnonlin gstreamer0.10-sdl gstreamer0.10-plugins-bad-multiverse gstreamer0.10-schroedinger gstreamer0.10-plugins-ugly totem-plugins-extra

sudo apt-get install gstreamer-dbus-media-service gstreamer-tools ubuntu-restricted-extras

sudo apt-get install non-free-codecs libdvdcss2 faac faad ffmpeg ffmpeg2theora flac icedax id3v2 lame libflac++6 libjpeg-progs libmpeg3-1 mencoder mjpegtools mp3gain mpeg2dec mpeg3-utils mpegdemux mpg123 mpg321 regionset sox uudeview vorbis-tools x264 arj lha p7zip p7zip-full p7zip-rar rar unace-nonfree 

Dvd suporte
sudo apt-get install libdvdcss2 libdvdnav4 vlc
sudo apt-get install libdvdread4
sudo /usr/share/doc/libdvdread4/./install-css.sh

Install Wine:
sudo add-apt-repository ppa:ubuntu-wine/ppa
sudo apt-get update
sudo apt-get install wine1.3
wget -q "http://deb.playonlinux.com/public.gpg" -O- | sudo apt-key add -
sudo wget http://deb.playonlinux.com/playonlinux_natty.list -O /etc/apt/sources.list.d/playonlinux.list
sudo apt-get update
sudo apt-get install playonlinux
sudo apt-get install mesa-utils

VirtualBox
sudo add-apt-repository "deb http://download.virtualbox.org/virtualbox/debian oneiric contrib"
wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc -O- | sudo apt-key add -
sudo apt-get update
sudo apt-get install virtualbox-4.1
sudo apt-get install dkms
extension pack

NTFS file-system

sudo apt-get install ntfs-config ntfs-3g hal