From September 1st, 2015 to February 3rd, 2017, 67% user give 5-star rating, 33% user give 1-star rating. for Hide Files on GitHub chrome extension.
Only work for files at root directory
The toggle file button is incredible. Clean and simple, always works.
The extension is non-intrusive and the button to toggle the files has become a standard part of the Github interface for me now.