Use it for the macOS/Apache/MySQL/PHP technology stack.
The acronym MAMP refers to a set of free software programs commonly used together to run dynamic web sites on servers running Apple's proprietary operating system, macOS:
- macOS, the operating system
- Apache, the Web server
- MySQL, the database management system (or database server)
- PHP (or Perl/Python in other contexts), the programming language used for web development