There are already a few sites based on Steem Blockchain.
When posting through them or posting in Steemit and adding their tag, you can earn from their tokens through a curating of other users.
PALNet
site - https://www.palnet.io / token - PAL / tag - palnet
Created by the community Peace, Abundance & Liberty.
SplinterLands
site - https://www.splintertalk.io / token - SPT / tag - spt
Created by SteemMonsters (SplinterLands) and is mainly for discussing anything related to the SteemMonsters game.
BattleGames
site - https://www.battlegames.io / token - BATTLE / tag - battle
For all related about games and gamers.
SteemLeo
site - https://www.steemleo.com / token - LEO / tag - steemleo
For all of the passionate investors across the globe who want to talk about all things investing.