Nimbus Coin is an X15 proof of work and proof of stake hybrid - the project has been closed for development due to lack of funding - however the coin can still be traded on cryptsy. The PoS rate is 2%.
Nimbus Coin (NMB) Features
Technology Specifics for Nimbus Coin (NMB)
Nimbus Coin (NMB) uses the X15 algorithm and relies on the PoW/PoS proof type.