Diamond (DMD) is a Proof-of-Stake coin focused on scarcity. Their marketing materials emphasize the limited circulation of the coin, and the benefits of the network's incentivized cloud mining system, which rewards users for contributing their computing resources.

Nano, formerly known as Railblocks, is a cryptocurrency that is focused on enabling fast transactions with no fees. Nano's innovative blockchain architecture utilizes a block lattice structure that does not need miners to confirm transactions.
Nano uses a Delegated Proof-of-Stake consensus.

.

Aurora is developing a blockchain platform that is based on a hybrid dPoS and BFT consensus mechanism. Aurora aims to improve overall blockchain performance with better transaction speeds and security features. Aurora has a multi-chain architecture and an Intelligent App Isolation system that are designed to allow for better smart contract execution. The network is currently powered by the Ethereum-based AOA token.