From the Greek word meaning "glory," a kudos is acclaim for exceptional achievement or qualities.
On the RP repository, receiving a kudos means that another community member recommends you as someone other people might like to get to know. Perhaps because you are exceptionally fun to RP with, exceptionally fun to know, or are just plain exceptional!
He is a very sweet person, with a kind heart. We bonded very quickly, and he is very welcoming. He makes this website very enjoyable, with his hilarious and witty comments and remarks. He is just overall a good person to be around.
Super amazingly friendly and warm and just overall a delightful person to talk with. Also exceptionally welcoming to new people. I must say that they have such a creative mind with so many great ideas!