Authorization and registration through social networks in swift 2. Any suggestions or frameworks?

Question

iOS

Hello everyone, you need to organize authorization and registration through the social. networks, namely: vk, fb, twitter and ok.
Authorization and registration should interact with the site, now the entrance and registration goes through the API of this site.
Is there some kind of framework or ready-made solutions, or do you need to dig into the SDK for each social network?

Answer 1

Swift is still too young so I guess

you need to dig into the SDK for each social network

Answer 2

Can you use something like this