How to install alien on CentOS 7 to convert .deb to .rpm?

How to install the alien command on CentOS 7 to convert .deb to .rpm?

alien is already in EPEL and it makes it quite easy to install it in CentOS 7.

First, enable EPEL following this tutorials.

Then, install alien by

# yum install alien

Then alien should be ready:

# yum info alien
Installed Packages
Name        : alien
Arch        : noarch
Version     : 8.95
Release     : 3.el7
Size        : 223 k
Repo        : installed
From repo   : epel
Summary     : Converter between the rpm, dpkg, stampede slp, and Slackware tgz file formats
URL         : https://sourceforge.net/projects/alien-pkg-convert/
License     : GPLv2+
Description : Alien is a program that converts between the rpm, dpkg, stampede
            : slp, and Slackware tgz file formats. If you want to use a package
            : from another distribution than the one you have installed on your
            : system, you can use alien to convert it to your preferred package
            : format and install it.