Explore serverless PHP applications using Bref, an open-source solution for deploying PHP on AWS Lambda. Dive into the world of Function as a Service, learning how to transition from traditional hosting to serverless architecture. Discover the benefits of improved security, performance, and scalability while simplifying the deployment process. Examine various runtime options, including PHP Function, HTTP Runtime, and Console Runtime, and understand how to leverage the Serverless Framework for efficient deployment. Analyze performance metrics, including memory usage, response times, and cold start considerations. Explore real-world case studies of worker-oriented applications, message queues, and websites handling traffic spikes. Learn optimization techniques, migration strategies from LAMP stacks, and best practices for implementing serverless architecture patterns. Gain insights into the future of serverless PHP and how it aligns with emerging technologies.