No specific info about version 3.9. Please visit the main page of Ampps on Mac Informer.
XAMPP is an open source PHP development environment.
It offers a reliable way to manage Linux Web Servers directly from your Mac.
With WebStart, it's never been so easy to manage a professional web sever.
An easy-to-install distribution of the Jenkins application.
Writes Perl CGI scripts for MySQL, FrontBase and FileMaker 7/8/8.5 databases.