This is similar to Rater on the English Wikipedia.
Name: wikiproject-classify (Gadget-wikiproject-classify.js)
Wiki: rowiki
Link: https://ro.wikipedia.org/wiki/MediaWiki:Gadget-wikiproject-classify.js
Example edits: Found at least for users through recent changes, Andrei Stroe, Alex Nico, MSClaudiu, NGC 54.