Semux is an experimental high-performance blockchain platform that powers decentralized application. It's written purely in Java and powered by Semux BFT consensus algorithm.
Datum is a decentralized and distributed high performance NoSQL database backed by a blockchain ledger. This technology allows anyone to securely and anonymously backup structured data from social networks, wearables, smart homes, and other IoT devices. Datum provides a marketplace where users can share or sell data on their own terms.