This is an extension of the earlier Sketch-n-Sketch system by the same group: http://ravichugh.github.io/sketch-n-sketch/
It looks like you can try it (including the Deuce additions) here: http://ravichugh.github.io/sketch-n-sketch/releases/v0.6.3/
It looks like you can try it (including the Deuce additions) here: http://ravichugh.github.io/sketch-n-sketch/releases/v0.6.3/