Download, install and play quake singleplayer maps from the quaddicted.com archive
Why do you think that https://github.com/LWJGL/lwjgl3 is a good alternative to QuakeInjector
Download, install and play quake singleplayer maps from the quaddicted.com archive
Why do you think that https://github.com/LWJGL/lwjgl3 is a good alternative to QuakeInjector