Smooth Code is a software company that specializes in providing continuous integration solutions specifically tailored for visual testing. Their main product, Argos CI, is a tool designed to help developers automate the process of visual testing in order to detect any unintended changes in the appearance of web applications. The platform integrates seamlessly with CI/CD pipelines, offering features such as image comparisons, baseline management, and detailed test reports. Argos CI is particularly useful for teams looking to ensure consistency in the visual aspects of their software across different updates and deployments.