Here are the six crypto-assets platforms, in order by decreasing market capitalization with their own tag lines.
Ethereum – Blockchain application platform
OmniLayer – Open-source, fully-decentralized asset platform on the Bitcoin blockchain
Counterparty – Platform for free and open financial tools on the Bitcoin network
Nxt – Advanced blockchain platform
BitShares – Your share in the Decentralized Exchange
NuBits – The World’s Best Stable Digital Currencies
Sorry this is so short, it’s been a long week, and I have to get my head around the robbery of The DAO. I may update this later in the weekend.