Peerunity

Peerunity is a Peercoin network-compatible, community-developed wallet client. Peercoin (abbreviated PPC), also known as PPCoin and Peer-to-Peer Coin is the first cryptocurrency design introducing proof-of-stake consensus as a security model, with a combined proof-of-stake/proof-of-work minting system. Peercoin is based on Bitcoin, while introducing many important innovations to cryptocurrency.