@jawnsy fork count is probably a better metric, but not by much.
Staring has no agreed use. Is it a save-for-later? Is it a I-use-this? Is it functionally a read receipt? No one agrees.
(On top of this, it’s often an empty call-to-action “star the repo on GitHub” y tho?)
The other insidious thing about stars as a social proof is that picking something because it is popular is anti-engineering.
Look at requirements, evaluate component. No short cut to that.