The LAMP stack is a widely used set of open-source software for running dynamic websites — Linux (operating system), Apache (web server), MySQL (database), and PHP (programming language). WordPress itself was built to run on exactly this combination, which is a big part of why LAMP-based hosting remains so common.
The Four Components
- Linux — the operating system running the server
- Apache — the web server software handling incoming requests
- MySQL — the database storing all of a site's content and data
- PHP — the programming language WordPress itself is written in
Why This Combination Works So Well
- Every component is free and open-source
- It's a mature, extremely well-documented, and thoroughly battle-tested stack
- It's the standard environment WordPress was specifically designed to run on
- It's widely supported across virtually every hosting provider
Variations Worth Knowing
Some hosts substitute Nginx for Apache (sometimes referred to as a LEMP stack) or MariaDB for MySQL, chasing better performance characteristics. Functionally, these variations behave almost identically to standard LAMP as far as running WordPress is concerned — the underlying principle stays the same.
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