LACT is a free open-source GTK4 application for Linux that allows users to monitor and control their graphics cards.With LACT, users can view detailed GPU information, control fan speed, overclock or downclock GPU and VRAM speed, and limit power usage.LACT supports AMD, NVIDIA, and Intel GPUs, with some limitations depending on the kernel and driver support.To install LACT, users can download the pre-built packages for various Linux distributions, such as Ubuntu, Arch, Debian, Fedora, and more.