Greasy Fork is available in English.
Highlights games you already own on Steam, on other sites. Modified from http://greasyfork.icu/scripts/16105-bundle-helper/
Shamelessly copied from Dillon Regimbal 's wonderful Bundle Helper 2.04 http://greasyfork.icu/en/scripts/403878-bundle-helper
Fanatical Pick and Mix stopped working because apparently Fanatical changed how it stores the steam ids in react.
More fixes to come soon, hopefully