Add mcrypt PHP extension to Mac OS X Mavericks server

You can easily install the mcrypt extension to PHP 5.4 on Mac OS X 10.9 Mavericks Server. Here’s how:


Mavericks Upgrade Notice

If you’ve upgraded to Mavericks from an earlier version, and you’ve installed PHP extensions using MacPorts, read this article to upgrade PHP extensions for Mavericks server before continuing with this article.

Download and install MacPorts from

The following steps are performed in the Terminal:

Force MacPorts to update:

Now, install mcrypt:

Next, you need to edit /etc/php.ini to add the extensions. Find the phrase Dynamic Extensions, and add:

And finally, restart Apache:

To confirm installation, create a new PHP document called phpinfo.php with the following contents:

Point your browser to the URL of that file. If all went well, you’ll see this block:

mcrypt installed in Mac OS X Server's native PHP5

mcrypt installed in Mac OS X 10.9 Mavericks Server’s native PHP 5.4