Bitstar coin digital savings currency offers an alternative to Bitcoin, in that the coin network is secured by the process of your wallet balance "staking" or, in traditional banking terms, earning interest.
BlocksInform
Achain
Ycash
Klaytn
SpreadCoin
Ignition
Californium
iBank
Horizen
Cashhand
Ouroboros
Cryptonite
DeFiChain
Internet of People
Swap
TERA
Bean Cash
Solaris
Ellaism
Bitcloud
Project-X
Concoin
BitcoinX [Futures]
GlobalBoost-Y
Lethean