From Alexandre Navarro's Wiki
Cool software on ubuntu
Update
sudo apt-get update
Environment
sudo apt-get install ubuntu-desktop kubuntu-desktop
Accessories
sudo apt-get install gnome-do
Games
Graphics
sudo apt-get install gnome-do
Internet
sudo apt-get install \
flashplugin-nonfree \
mail-notification \
samba \
thunderbird \
thunderbird-locale-fr \
googleearth-package
Office
sudo apt-get install gcstar
Programming
sudo apt-get install cvs subversion mercurial git-core
Sound and Video
sudo apt-get install \
ubuntu-restricted-extras \
libdvdcss2 \
w64codecs \
mjpegtools \
ffmpeg \
vorbis-tools \
dvdrip subtitleripper ksubtitleripper \
toolame mpeg2dec a52dec \
lame \
dvdrtools vcdimager ogmtools xvid4conf \
x264 \
avidemux \
streamripper \
k3b-i18n \
listen \
vlc
System Tools
sudo apt-get install \
compizconfig-settings-manager \
rar unrar-free unace \
sun-java6-bin sun-java6-demo sun-java6-fonts sun-java6-jdk sun-java6-jre sun-java6-javadb sun-java6-source \
openjdk-6-jre icedtea6-plugin openjdk-6-jdk openjdk-6-doc openjdk-6-source openjdk-6-demo openjdk-6-jre-headless \
devilspie \
conky \
galternatives \
gparted \
msttcorefonts \
yakuake \
nfs-common nfs-kernel-server \
preload prelink