dockerfile.run

mailq

extremely simple MTA to get mail off the system to a mail hub

Debian

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

Ubuntu

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

Arch Linux

RUN pacman -S --noconfirm esmtp

Kali Linux

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

Fedora

RUN dnf install -y postfix-2

Raspbian

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

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