build your own custom live ISO

Host name:

Username (Not the full name)

User password (or the hash)

If not set, a password will be generated

Root password (or the hash)

If not set, sudo will be configured for the user account

Upload SSH keys for the root account.
Upload a file or use an username for github, gitlab or Debian gitlab or specify a custom download URL.

GitHub user name
GitLab.com user name
salsa.debian.org user name
Custom URL for ssh public keys (e.g. https://yourdomain.org/bob-ssh.keys)

Git user name or custom URL

Language and keyboard layout

Distribution

Enable backports repository including newer kernel

Which desktop to install

Select additional software

Add packages to be installed

Separate with spaces, multiple names on one line are fine

Enable recommended packages for your custom package list

Email (optional)

You will be informed when the image generation is finished

Custom script to put into /usr/local/bin/

Execute this script during first boot

Grub options (optional)

Will be used during installation and for the new system

Data partition

You should change the user and root password after installation
For the keyboard layout we assume Generic 105-key PC
To change the keyboard layout call dpkg-reconfigure keyboard-configuration
The timezone will be set to UTC. To change the timezone call dpkg-reconfigure tzdata