The best alternatives to Save This! are Save to Google, fwrdto.me, and Save to Facebook. If these 3 options don't work for you, we've listed a few more alternatives below.
Zuster is a new social reading list. Save articles you want to read, on desktop or mobile. Share your favourite ones with friends. For each article you also get a quick read option, where the most important sentences are chosen by a machine learning algorithm.