Polychromatic is a free, open-source RGB lighting management application for GNU/Linux that provides graphical controls for compatible Razer peripherals. Powered by OpenRazer, it supports keyboards, mice, keypads, and other supported devices. Users can configure lighting colors, brightness, and built-in hardware effects without relying on proprietary Windows software. Its effects editor allows custom static and animated lighting designs using pixel and frame-based controls. Hardware settings...