What coins are there they have some social networking application or connection to social networking?
You mean rewarding their users with bitcoin and altcoin? Some of the few I know are steemit,bitlanders and cryptohub.site they rewards their active users with bitcoin or their own altcoins..
only three is altcoin distributed with soscial networking or forum site,
where i can get altcoin distributed another 3 your write is distributed forum site or social networking