dockerfile.run

jcal

Display calendar information in the Jalali format, with the current day highlighted. More information: <http://www.nongnu.org/jcal/>.

Debian

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

Ubuntu

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

Kali Linux

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

Fedora

RUN dnf install -y jcal

Raspbian

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

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