Esta é a lista de repositórios que estou utilizando atualmente, nela estão desde os repositórios oficiais até os mais alternativos como aqueles que servem para instalar os codecs multimídia , Skype, Real Player e por aí vai. Com certeza serão de bastante utilidade.
deb http://br.archive.ubuntu.com/ubuntu/ gutsy main restricted
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy main restricted
deb http://br.archive.ubuntu.com/ubuntu/ gutsy-updates main restricted
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy-updates main restricted
deb http://br.archive.ubuntu.com/ubuntu/ gutsy universe
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy universe
deb http://br.archive.ubuntu.com/ubuntu/ gutsy-updates universe
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy-updates universe
deb http://br.archive.ubuntu.com/ubuntu/ gutsy multiverse
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy multiverse
deb http://br.archive.ubuntu.com/ubuntu/ gutsy-updates multiverse
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy-updates multiverse
deb http://br.archive.ubuntu.com/ubuntu/ gutsy-backports main restricted universe multiverse
deb-src http://br.archive.ubuntu.com/ubuntu/ gutsy-backports main restricted universe multiverse
deb http://archive.canonical.com/ubuntu gutsy partner
deb-src http://archive.canonical.com/ubuntu gutsy partner
deb http://security.ubuntu.com/ubuntu gutsy-security main restricted
deb-src http://security.ubuntu.com/ubuntu gutsy-security main restricted
deb http://security.ubuntu.com/ubuntu gutsy-security universe
deb-src http://security.ubuntu.com/ubuntu gutsy-security universe
deb http://security.ubuntu.com/ubuntu gutsy-security multiverse
deb-src http://security.ubuntu.com/ubuntu gutsy-security multiverse
deb http://www.debian-multimedia.org sid main
deb http://download.skype.com/linux/repos/debian/ stable non-free
Jova2 