Here's the link for it: https://addons.mozilla.org/en-us/firefox/addon/sage/ https://addons.mozilla.org/en-us/firefox/addon/sage/ The nice thing is that it jus

Here's the link for it: https://addons.mozilla.org/en-us/firefox/addon/sage/ https://addons.mozilla.org/en-us/firefox/addon/sage/ The nice thing is that it just sits there in your sidebar, and can be configured to open the articles directly, so it largely stays out of your way.