Quake and Doom have now been successfully modded for Oscilloscope hardware, making for one extremely unique gaming platform particularly for enthusiasts and fellow hardware/software modders.
Finnish hardware enthusiast Pekka Väänänen got Quake to run on the Hitachi V-422 Oscilloscope, with video of the hardware in-action above. Väänänen managed to create a simulator for the Oscilloscope, then load the game accounting for things like audio effects, before finalizing things like the speed at which the hardware would produce visuals.
For more details, check out the full write-up here.