OpticsGSU uses OptimPackNextGen, which requires Eric Thiebault's repository as well as the default repo. At the moment we are using PyPlot with the Qt5 backend.
using Pkg
pkg"registry add General"
pkg"registry add https://github.com/emmt/EmmtRegistry"
pkg"add https://github.com/fabienbaron/OpticsGSU.git"Once installed, you can update the package by pressing ] to access the package manager, then update with up.