Apt sources.list

 #/etc/apt/sources.list 
 SourcesList Debian 

Debian Apt downloads packages

Debian BOOKWORM

MAIN STABLE
deb http://deb.debian.org/debian bookworm main
deb-src http://deb.debian.org/debian bookworm main

deb http://deb.debian.org/debian-security/ bookworm-security main
deb-src http://deb.debian.org/debian-security/ bookworm-security main

deb http://deb.debian.org/debian bookworm-updates main
deb-src http://deb.debian.org/debian bookworm-updates main

NON-FREE
deb http://deb.debian.org/debian bookworm main non-free-firmware
deb-src http://deb.debian.org/debian bookworm main non-free-firmware

deb http://deb.debian.org/debian-security/ bookworm-security main non-free-firmware
deb-src http://deb.debian.org/debian-security/ bookworm-security main non-free-firmware

deb http://deb.debian.org/debian bookworm-updates main non-free-firmware
deb-src http://deb.debian.org/debian bookworm-updates main non-free-firmware

BACKPORTS
deb http://deb.debian.org/debian bookworm-backports main contrib non-free
deb-src http://deb.debian.org/debian bookworm-backports main contrib non-free

UNSTABLE
deb http://deb.debian.org/debian/ unstable main
deb-src http://deb.debian.org/debian/ unstable main

Debian BUSTER

# CDROM / DVD
# deb cdrom:[Debian GNU/Linux 12.0.0 _Buster_ - Official amd64 DVD Binary-1 2023xxxx-xx:xx]/ buster contrib main

DEBIAN BUSTER MAIN

deb http://deb.debian.org/debian buster main
deb-src http://deb.debian.org/debian buster main

deb http://deb.debian.org/debian-security/ buster/updates main
deb-src http://deb.debian.org/debian-security/ buster/updates main

deb http://deb.debian.org/debian buster-updates main
deb-src http://deb.debian.org/debian buster-updates main

DEBIAN BUSTER NON FREE

deb http://deb.debian.org/debian buster main contrib non-free
deb-src http://deb.debian.org/debian buster main contrib non-free

deb http://deb.debian.org/debian-security/ buster/updates main contrib non-free
deb-src http://deb.debian.org/debian-security/ buster/updates main contrib non-free

deb http://deb.debian.org/debian buster-updates main contrib non-free
deb-src http://deb.debian.org/debian buster-updates main contrib non-free

DEBIAN BUSTER BACKPORTS

deb http://deb.debian.org/debian buster-backports main contrib non-free
deb-src http://deb.debian.org/debian buster-backports main contrib non-free

DEBIAN BUSTER THIRD-PARTY

deb http://download.virtualbox.org/virtualbox/debian buster contrib

deb https://deb.torproject.org/torproject.org stretch main
deb-src https://deb.torproject.org/torproject.org stretch main

deb http://deb.opera.com/opera-stable/ stable non-free
deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main

Debian STRETCH

DEBIAN STRETCH MAIN

deb  http://deb.debian.org/debian stretch main
deb-src  http://deb.debian.org/debian stretch main

deb  http://deb.debian.org/debian stretch-updates main
deb-src  http://deb.debian.org/debian stretch-updates main

deb http://security.debian.org/ stretch/updates main
deb-src http://security.debian.org/ stretch/updates main

DEBIAN STRETCH NON FREE

deb  http://deb.debian.org/debian stretch main contrib non-free
deb-src  http://deb.debian.org/debian stretch main contrib non-free

deb  http://deb.debian.org/debian stretch-updates main contrib non-free
deb-src  http://deb.debian.org/debian stretch-updates main contrib non-free

deb http://security.debian.org/ stretch/updates main contrib non-free
deb-src http://security.debian.org/ stretch/updates main contrib non-free