GitHub buttons from GitHub.
http://buttons.github.io
Widgets · Web Badge
Get access to data on 9,380 websites that are GitHub Buttons Official Customers. We know of 4,536 live websites using GitHub Buttons Official and an additional 4,844 sites that used GitHub Buttons Official historically and 2,227 websites in the United States.
Get a list of 9,380 websites using GitHub Buttons Official which includes location information, hosting data, contact details, 4,536 currently live websites and an additional 1,076 domains that redirect to sites in this list. 4,844 sites that used this technology previously and 2,227 websites in the United States currently using GitHub Buttons Official.