yacoin
YACoin - a hybrid scrypt PoW + PoS based cryptocurrency.
YACoin - a hybrid scrypt PoW + PoS based cryptocurrency that uses the scrypt + chacha20/8 (N,1,1) hashing algorithm, with N gradually rising over time to increase memory requirements. This, in theory, makes YACoin one of the very few alt coins that can be mined efficiently on a CPU.