dockerfile.run

idn2

Internationalized domain names (IDNA2008/TR46) command line tool

Debian

RUN apt-get update && \
    apt-get install -y idn2

Ubuntu

RUN apt-get update && \
    apt-get install -y idn2

Arch Linux

RUN pacman -S --noconfirm idn2

Kali Linux

RUN apt-get update && \
    apt-get install -y idn2

Fedora

RUN dnf install -y idn2

Raspbian

RUN apt-get update && \
    apt-get install -y idn2

click the source code to copy install idn2 on any operating system with command-not-found.com