Composer is the go-to tool for distributing Symfony applications—but when your target audience includes end users or less technical stakeholders, the CLI can be a barrier. What if installing a Symfony app was as simple as uploading a single file to your server and opening it in a browser? In this talk, I'll walk you through how we use Symfony to install Symfony applications packaged as a single, self-contained PHP file with just a web interface in the browser.