Bitcoin Confidential is a new coin focused on confidentiality/privacy that will be Proof of Stake, using Ring Confidential Signatures and based on the latest Bitcoin codebase for compatibility.
Sphere (SPHR) is a decentralized peer-to-peerpayment network, secured through a proof of stake (pos) consensus blockchain. (sphere) is designed to act as an efficient and secure means of commerce, while also serving as an appreciating token for traders and long-term holders.