Greasy Fork

This one works really well. To enable this for all stack sites, replace the @match section at the top with the following:

// @match          *://*.stackexchange.com/*
// @match          *://*.stackexchange.com/questions/*
// @match          *://*.stackexchange.com/review/*
// @match          *://*.stackexchange.com/search*
// @match          *://*.stackoverflow.com/questions/*
// @match          *://*.stackoverflow.com/review/*
// @match          *://*.stackoverflow.com/search*
// @match          *://answers.onstartups.com/questions/*
// @match          *://answers.onstartups.com/review/*
// @match          *://answers.onstartups.com/search*
// @match          *://askubuntu.com/questions/*
// @match          *://askubuntu.com/review/*
// @match          *://askubuntu.com/search*
// @match          *://mathoverflow.net/questions/*
// @match          *://mathoverflow.net/review/*
// @match          *://mathoverflow.net/search*
// @match          *://meta.answers.onstartups.com/questions/*
// @match          *://meta.answers.onstartups.com/review/*
// @match          *://meta.answers.onstartups.com/search*
// @match          *://meta.askubuntu.com/questions/*
// @match          *://meta.askubuntu.com/review/*
// @match          *://meta.askubuntu.com/search*
// @match          *://meta.mathoverflow.net/questions/*
// @match          *://meta.mathoverflow.net/review/*
// @match          *://meta.mathoverflow.net/search*
// @match          *://meta.serverfault.com/questions/*
// @match          *://meta.serverfault.com/review/*
// @match          *://meta.serverfault.com/search*
// @match          *://meta.superuser.com/questions/*
// @match          *://meta.superuser.com/review/*
// @match          *://meta.superuser.com/search*
// @match          *://serverfault.com/questions/*
// @match          *://serverfault.com/review/*
// @match          *://serverfault.com/search*
// @match          *://stackapps.com/questions/*
// @match          *://stackapps.com/review/*
// @match          *://stackapps.com/search*
// @match          *://superuser.com/questions/*
// @match          *://superuser.com/review/*
// @match          *://superuser.com/search*
// @exclude        *://area51.stackexchange.com/*

Credits: https://greatest.deepsurf.us/en/scripts/6192-stack-exchange-view-vote-totals-without-1000-rep and https://greatest.deepsurf.us/en/scripts/487378-expand-code-to-fullscreen-on-stackexchange-site