Minimum 1.5GHz processor , 2GB RAM , and 1GB disk space .
Zend Studio 13.6 for Mac is a professional PHP IDE that supports and earlier . While it is a commercial product, you can typically access it for free via a limited-time trial or by using it as an Eclipse plugin. Key Features of Version 13.6 advertisement Zend Studio 13.6 for Mac Free Download
Upgrading from versions older than Zend Studio 13 on macOS is not supported ; a fresh installation is required to avoid corrupting the application. What's New in Zend Studio 13.6 Minimum 1
Full support for PHP 7.1 and 7.2, including nullable types and anonymous classes. Minimum 1.5GHz processor