Son repositorios para Ubuntu 9.04 Jaunty Jackalope. Y no son precisamente todos, seguramente que con todo esto no volveremos a necesitar buscar más repositorios creo yo.

#OpenOffice 3.0.1

deb http://ppa.launchpad.net/openoffice-pkgs/ubuntu jaunty main
deb-src http://ppa.launchpad.net/openoffice-pkgs/ubuntu jaunty main

#Compiz Fusion Lastet

deb http://ppa.launchpad.net/compiz/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/compiz/ubuntu jaunty main

#Ubuntu Remix

deb http://ppa.launchpad.net/netbook-remix-team/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/netbook-remix-team/ubuntu jaunty main

#LI Daobing’s (chmsee, un visor de archivos CHM para GNOME)

deb http://ppa.launchpad.net/lidaobing/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/lidaobing/ppa/ubuntu jaunty main

#Alexander Sack (Versiones Beta de software de mozilla y otros programas de redes)

deb http://ppa.launchpad.net/asac/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/asac/ppa/ubuntu jaunty main

# Global Menu

deb http://ppa.launchpad.net/globalmenu-team/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/globalmenu-team/ubuntu jaunty main

#TheMuso (PulseAudio)

deb http://ppa.launchpad.net/themuso/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/themuso/ubuntu jaunty main

#Chuck Short (MySQL)

deb http://ppa.launchpad.net/zulcss/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/zulcss/ubuntu jaunty main

#Q-Funk (xserver, lightning, sunbird, gnash)

deb http://ppa.launchpad.net/q-funk/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/q-funk/ubuntu jaunty main

#Ted-gould (fast-user-switch-applet, Xscreensaver)

deb http://ppa.launchpad.net/ted-gould/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/ted-gould/ubuntu jaunty main

#Hyperair (Pidgin, Gaim)

deb http://ppa.launchpad.net/hyperair/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/hyperair/ubuntu jaunty main

#Bigon (empathy, rhythmbox)

deb http://ppa.launchpad.net/bigon/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/bigon/ubuntu jaunty main

#Gnomefreak (Sunbird, Lightning…)

deb http://ppa.launchpad.net/gnomefreak/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/gnomefreak/ubuntu jaunty main

#Tormod Volden (xserver)

deb http://ppa.launchpad.net/tormodvolden/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/tormodvolden/ubuntu jaunty main

#Marcelo Boveto Shima (omnibook-source – HP)

deb http://ppa.launchpad.net/marceloshima/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/marceloshima/ubuntu jaunty main

#Freenx Team (freenx, nxagent)

deb http://ppa.launchpad.net/freenx-team/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/freenx-team/ubuntu jaunty main

#Bhavani Shankar (bzip, xSane)

deb http://ppa.launchpad.net/bhavi/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/bhavi/ubuntu jaunty main

#Scott James Remnant (python-webkitgtk)

deb http://ppa.launchpad.net/scott/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/scott/ubuntu jaunty main

#Matti Lindell (hamster, HAL…)

deb http://ppa.launchpad.net/mlind/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/mlind/ubuntu jaunty main

#TJ (KVM, AudaCity)

deb http://ppa.launchpad.net/intuitivenipple/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/intuitivenipple/ubuntu jaunty main

#Michael Kuhn (gitweb / git)

deb http://ppa.launchpad.net/suraia/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/suraia/ubuntu jaunty main

#gwibber-daily

deb http://ppa.launchpad.net/gwibber-daily/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/gwibber-daily/ppa/ubuntu jaunty main

#Patryk-Prezu

deb http://ppa.launchpad.net/patryk-prezu/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/patryk-prezu/ppa/ubuntu jaunty main

#Pete Deremer

deb http://ppa.launchpad.net/sportman1280/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/sportman1280/ppa/ubuntu jaunty main

#Wordpress

deb http://ppa.launchpad.net/wordpress/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/wordpress/ppa/ubuntu jaunty main

#Chromium (Google Chrome para Linux)

deb http://ppa.launchpad.net/chromium-daily/ppa/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/chromium-daily/ppa/ubuntu jaunty main

#Mythbuntu

deb http://ppa.launchpad.net/mythbuntu/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/mythbuntu/ubuntu jaunty main

#Jerome Guelfucci (XFCE)

deb http://ppa.launchpad.net/jerome-guelfucci/ppa/ubuntu jaunty main
#deb-src deb http://ppa.launchpad.net/jerome-guelfucci/ppa/ubuntu jaunty main

#Kubuntu desktop (KDE)

deb deb http://ppa.launchpad.net/kubuntu-experimental/ubuntu jaunty main
#deb-src deb http://ppa.launchpad.net/kubuntu-experimental/ubuntu jaunty main

#Medibuntu (Adobe reader, google earth, etc)

deb http://packages.medibuntu.org/ jaunty free non-free
#deb-src deb http://packages.medibuntu.org/ jaunty free non-free

#Shutter

deb http://ppa.launchpad.net/shutter/ubuntu jaunty main
#deb-src http://ppa.launchpad.net/shutter/ubuntu jaunty main

#Software Publico del Laboratorio Nacional Argonne (US):

deb http://mirror.anl.gov/pub/ubuntu jaunty main
#deb-src http://mirror.anl.gov/pub/ubuntu jaunty main
deb http://mirror.anl.gov/pub/ubuntu jaunty-updates main
#deb-src http://mirror.anl.gov/pub/ubuntu jaunty-updates main
deb http://mirror.anl.gov/pub/ubuntu jaunty-security main
#deb-src http://mirror.anl.gov/pub/ubuntu jaunty-security main
deb http://mirror.anl.gov/pub/ubuntu jaunty-proposed main
#deb-src http://mirror.anl.gov/pub/ubuntu jaunty-proposed main
deb http://mirror.anl.gov/pub/ubuntu jaunty-backports main
#deb-src http://mirror.anl.gov/pub/ubuntu jaunty-backports main

repositorios google (picasa, google earth):

escribir en la terminal esto:

wget https://dl-ssl.google.com/linux/google-repo-setup.sh
bash google-repo-setup.sh  

Si algun repositorio te pide firma, sigue este manual para obtener la firma facilmente de cualquier repositorio.

Como Firmar Repositorios en Ubuntu