If you are into gaming or similar interests, chances are high that one of your peripherals has RGB support. In today's world, almost every gaming mouse or keyboard shines some light into your dark League of Legends games. Companies normally provide a Tool that you can download and use to change your peripherals RGB lighting. However, there are reasons why you might not like installing those programs. Many of them are not available on Linux and if they are, features can be limited. Even on Windows, many RGB software implementations are made very poorly, with few customizations available. What if I told you that you can build your own software for your peripheral? In this post, we will take a deeper dive into USB protocols, the Glorious Model O's lighting protocol and how you can control it using Rust.