Nem stands for "New Economy Movement". It is a decentralized platform whose operation is based on a blockchain system and a validation of transactions by the POI ("Proof of Importance") consensus. The network offers a multitude of functionalities to users: transactions, message exchanges, creation of assets. The source code for Nem was written in Java language.
Nexus is a decentralized network that allows transactions via the blockchain. Nexus aims to improve the Blockchain protocol by focusing on three fundamental principles.