ZeroMQ, a software library that lets you quickly design and implement a fast message-based application!

So I had this project where I was supposed to install Xibo CMS. Among other requirements, XIBO needs php-zmq extension. The server was running cPanel/WHM.

For PHP-7.1 and PHP-7.2 installing the php extension is pretty straight forward:

Well, for PHP-7.3 it doesn’t work like that since the any of the above commands, using php-7.3 will result into a compilation error and the exntesion won’t be installed.

After a little bit of digging and reading, I came up with this:

And voila, php-zmq for PHP-7.3 is fully functional!


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I am a linux passionate and currently working as a Linux Senior System Administrator. I also am a freelancer and help people to complete different jobs. You can hire me on


  1. getting below erro after running this cmd “cat > zzzzzzz-pecl.ini <”

    root@server [/opt/cpanel/ea-php73/root/etc/php.d]# cat > zzzzzzz-pecl.ini <
    [2] 32702
    -bash: gt: command not found
    [3] 32704
    -bash: zzzzzzz-pecl.ini: command not found
    -bash: lt: command not found

    [2]+ Stopped cat
    root@server [/opt/cpanel/ea-php73/root/etc/php.d]#

    • Please try now, I’ve updated the post accordingly. There was a typo because of the HTML tags. Now the post should be looking good and you can copy/paste the final step. Thanks!

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