Not sure I agree. For example there's a patents set: https://snap.stanford.edu/data/cit-Patents.html https://snap.stanford.edu/data/cit-Patents.html with incl

Not sure I agree. For example there's a patents set: https://snap.stanford.edu/data/cit-Patents.html https://snap.stanford.edu/data/cit-Patents.html with included patent classification data. You can also join the WikiTalk set: https://snap.stanford.edu/data/wiki-Talk.html https://snap.stanford.edu/data/wiki-Talk.html against Wikipedia data. You can obtain more node attributes for these (and others) easily by joining against public sets.