I\'m used to using python\'s virtualenv tool to create separate environments that can mimic deployment environments for projects I write.
Now, I\'m going to be worki
Cloudlinux with PHP Selector has this for ages. It is integrated with popular control panels like CPanel, DirectAdmin etc.
Each linux account can have its own version of php and select any extensions they sit fit.
https://www.cloudlinux.com/php-selector