php portable

PHP Portable

 7.4.12 - 64 Bits
Free (Open Source)   
6

Now, you will have available everywhere one of the most used programming languages of today.

wamp stack

WAMP Stack

 8.1.9
Free   
2

Simplify the development and the implementation of PHP apps with this amazing tool.

vertrigoserv

VertrigoServ

 2.24
Free (Open Source)   

PhpMyAdmin, Apache, MySQL 4 and PHP 5, all of them nimbly installed on Windows.

appserv

AppServ

 2.6.0
Free (Open Source)   
2

This is a pack of tools to work with databases and websites.

php

PHP

 8.3.3 - 64 Bits
Free   
2

Now, you will have access to an improved PHP languega; easy and faster.

dev php

Dev-PHP

 2.6.1.27
Free (Open Source)   

The best and most optimal option in an environment free PHP programming.