I've seen this guy before, and it's very intriguing, with the pattern on the leaves. I don't know what it is though. Yours looks happy, so whatever you're doing, keep doing it!
These are two different varieties of Sempervivum - these are hardy succulents, meaning they don't like being indoors for the winter.
I'm not sure how happy they'll be
It's really hard to tell from your picture what this is, sorry. There are lots of Kalanchoe species that are easy to grow, and could be what people would give as