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.
FNKOS is a fog computing-based blockchain operating system designed to make the best use of the edge computing resources such as idle hardware network and storage resources. The fog blockchain was built on the basis of a PoC (Proof of Contribution) consensus algorithm: nodes get FNKOS incentives according to their contribution in the fog blockchain based on network flow, storage volume, computational capacity.