The "screenshot-to-code" project is an open-source tool that generates HTML/Tailwind CSS code from screenshots, making it easier to replicate competitor websites. It utilizes the gpt-4-vision API to recognize images and generate corresponding HTML code. The project consists of frontend and backend components, with the backend using gpt-4-vision for code generation. The post provides instructions for running and deploying the project and includes additional references to similar functionality in other projects.