All standard races in pathfinder are playable, and all alternate racial features are available. A couple of races have minor alternate features, as listed below.
Major Races[]
Gnomes[]
Gnomes are slowly loosing their fey heritage. More and more are settling in human cities and working as tinkerers.
Gnomes may exchange their bonus to charisma for a bonus to intelligence.
Elves[]
Elves are well known to have forceful personalities, and while many of the other races are put off by this, elves are still generally considered alluring.
Elves may exchange their bonus to intelligence for a bonus to charisma.
Other Playable Races[]
Aasimar and Teiflings are rare but exist and are playable though with a reduced point buy. Other races are subject to DM approval.