Ethereum (Eth/usd)
Ethereum use Ether as the digital currency. It is the fuel or 'gas' used to pay for transactions which are made on the Ethereum platform. Ether gives participants a reason to contribute resources used by the platform, thereby ensuring a robust network.
Litecoin (Ltc/usd)
Litecoin is an open-source, as the other ones, decentralized digital currency, using code from a Bitcoin client. Litecoin is sometimes called as being Silver to Bitcoin's gold.
Bitcoin Cash (Bch/usd)
Bitcoin Cash is a Cryptocurrency which was derived from Bitcoin. It's one significant difference between Bitcoin and Bitcoin Cash since Bitcoin cash's Blockchain allow far more space and therefore have the capacity to hold significantly more transactions.
Ripple (Xrp/usd)
XRP or Ripple as a Cryptocurrency platform makes easer the exchange between other cryptocurrencies platforms on the web. It is used to settle cross-border and cross-bank transactions transparently. According to this fact, you can understand that the aim of Ripple is traditional banking institutions and not the creation of a decentralized, anonymous mode of transfer as Bitcoin and Litecoin do.
Stellar
Stellar is an open-source, distributed payments infrastructure. Its goal is to connect people to low-cost financial services to fight poverty and develop individual potential.
Cardano
Cardano is designed and being further developed as a platform on top of which smart contracts and decentralized applications can be run.
Iota
IOTA is an open-source eco-system where people and machines can transfer value and/or data without any transaction fees, without permission, and decentralized environment.