Welcome to the smooth repo!
To install, enter the following into the Stata command window:
cap ado uninstall "scheme-smooth"
net install scheme-smooth, from("https://raw.githubusercontent.com/jandrewsmith03/smooth/master/")
To see this scheme in action, first install, and then copy and paste the following into the Stata command window:
sysuse auto, clear
twoway (scatter mpg price) (qfit mpg price), scheme(smooth)
Jonathan "Andrew" Smith
University of Chicago
Email: jas3@uchicago.edu