If you are using a non-free Debian live cd you might want to check README.non-free.html instead.
# ------------------------------------------------------------
# Debian Buster 10 (i386) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ buster-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Buster 10 (i386) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Debian Stretch 9 (i386) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ stretch-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Stretch 9 (i386) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Debian Jessie 8 (i386) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ jessie-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Jessie 8 (i386) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Debian Buster 10 (amd64) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ buster-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Buster 10 (amd64) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Debian Stretch 9 (amd64) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ stretch-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Stretch 9 (amd64) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Debian Jessie 8 (amd64) - Instructions - BEGIN
# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ jessie-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Debian Jessie 8 (amd64) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Ubuntu Xenial 16.04 (amd64) - Instructions - BEGIN

# First of all
# Add universe to your sources.list
# if it's not there

# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ xenial-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Ubuntu Xenial 16.04 (amd64) - Instructions - END
# ------------------------------------------------------------



# ------------------------------------------------------------
# Ubuntu Artful 17.10 (amd64) - Instructions - BEGIN

# First of all
# Add universe to your sources.list
# if it's not there

# Create this file:
# /etc/apt/sources.list.d/rescatux.list
# with this content:


deb http://rescatux.sourceforge.net/repo/ artful-dev main

# Till everything is signed you need this workaround:

sudo apt -o Acquire::AllowInsecureRepositories=true \
-o Acquire::AllowDowngradeToInsecureRepositories=true \
update

# Finally you can install rescapp:

apt-get install rescapp

# Just say yes when they tell you the package cannot be authenticated
# Ignore lilo warning when installing rescapp (just press enter)



# Ubuntu Artful 17.10 (amd64) - Instructions - END
# ------------------------------------------------------------