dockerfile.run

ktnef

full featured graphical email client

Debian

RUN apt-get update && \
    apt-get install -y ktnef

Ubuntu

RUN apt-get update && \
    apt-get install -y ktnef

Arch Linux

RUN pacman -S --noconfirm kmail

Kali Linux

RUN apt-get update && \
    apt-get install -y kmail

Fedora

RUN dnf install -y kmail

Raspbian

RUN apt-get update && \
    apt-get install -y ktnef

click the source code to copy install ktnef on any operating system with command-not-found.com