For another system that would handle both fantasy and modern settings fine, you could check out Atlas Game's WaRP system. Its a 28 page pdf available for free off of their website and is a pretty barebones engine, but I was able to take it and make a far future sci fi with a quick three page houserule list.
Character creation is quick and easy, and very rules light I might add, but it does create characters with depth that have a home in the fiction of whatever game you might play. And while the traits comprise a dice pool, the core of add 'em up and compare is there much like D&D, instead of something like WoD's success system.