Working /etc/apt/sources.list for all Debian GNU/Linux versions going back to Debian 7 (Wheezy).
These might be handy when working with legacy systems.
Debian 12 (Bookworm)
Active mirrors:
deb http://deb.debian.org/debian bookworm main contrib non-free-firmware non-free
deb http://deb.debian.org/debian bookworm-updates main contrib non-free-firmware non-free
deb http://security.debian.org/debian-security bookworm-security main contrib non-free-firmware non-free
Debian 11 (Bullseye)
Active mirrors:
deb http://deb.debian.org/debian bullseye main contrib non-free
deb http://deb.debian.org/debian bullseye-updates main contrib non-free
deb http://security.debian.org/debian-security bullseye-security main contrib non-free
Debian 10 (Buster)
Active mirrors:
deb http://deb.debian.org/debian/ buster main non-free contrib
deb http://deb.debian.org/debian/ buster-updates main non-free contrib
deb http://security.debian.org/ buster/updates main non-free contrib
Debian 9 (Stretch)
Archive mirrors:
deb http://archive.debian.org/debian/ stretch main contrib non-free
deb http://archive.debian.org/debian/ stretch-proposed-updates main contrib non-free
deb http://archive.debian.org/debian-security stretch/updates main contrib non-freeDebian 8 (Jessie)
Archive mirrors:
deb http://archive.debian.org/debian/ jessie main contrib non-free
deb http://archive.debian.org/debian-security jessie/updates main contrib non-free
Debian 7 (Wheezy)
Archive mirrors:
deb http://archive.debian.org/debian/ wheezy main contrib non-free
deb http://archive.debian.org/debian-security wheezy/updates main contrib non-freeOriginal: https://debiansupport.com/mirrors/