...It automatically discovers installed games across popular launchers and custom directories. Users can install, update, configure, or remove OptiScaler through a graphical interface. The software supports selecting upscaling technologies such as FSR, DLSS, and XeSS, depending on game and hardware compatibility. It also provides frame generation controls and related compatibility components. Configuration profiles allow users to maintain different settings for individual games. Built with C# and Avalonia, OptiScaler Client supports Windows and Linux and operates independently of the official OptiScaler project.