PHP, which stands for "Hypertext Preprocessor," is a widely used open-source scripting language designed specifically for web development. It is commonly used for creating dynamic web applications and websites. PHP is popular for several reasons: Ease of Use: PHP is relatively easy to learn and has a syntax similar to other programming languages, making it accessible to developers. Server-Side Scripting: PHP runs on the server, allowing developers to embed PHP code within HTML to generate dynamic web content. Extensive Community: PHP has a large and active developer community, resulting in a vast collection of libraries, frameworks, and resources for web development. Cross-Platform Compatibility: PHP is compatible with various operating systems and web servers, making it versatile for web development projects.