I use Privacy Badger by EFF for blocking third-party cookies(https://www.eff.org/privacybadge https://www.eff.org/privacybadge). It works incredibly well but do

I use Privacy Badger by EFF for blocking third-party cookies(https://www.eff.org/privacybadge https://www.eff.org/privacybadge). It works incredibly well but does have a whitelist which includes lot of CDNs (https://github.com/EFForg/privacybadgerchrome/blob/master/doc/sample_cookieblocklist.txt https://github.com/EFForg/privacybadgerchrome/blob/master/do...) to prevent websites from breaking.