Rapids is developing a blockchan-based payment system that can be used across social media platforms. The Rapids Network has a Proof of Stake consensus mechanism, and is powered by the RPD coin.

Steemit is a blockchain-based social media platform that incentivizes participation with micro-payments to users and publishers. It was co-founded by Dan Larmimer, who also founded EOS and BitShares. Steemit has gained a significant following and is one of the most important content curation platforms in the blockchain space. Steemit's blockchain-based rewards content and social media platform is powered by the STEEM coin. Their blockchain has a Proof-of-Stake (PoS) consensus mechanism. Steemit also has a third-party decentralized video platform called D.tube that uses STEEM tokens to reward video creators.

QunQun is an Ethereum based platform for creating communities. Users can create and operate their own community themed networks and use QUN tokens to make transactions.