Nethereum is an open source .NET integration library for Ethereum. It is designed to help developers easily integrate the Ethereum blockchain into their .NET applications. It consists of modular libraries for features that are covered are writing smart contracts, cryptographic wallets, DApps, and managing blockchain data.

QLC Chain, formerly known as QLink, is developing a Network-as-a-Service blokchain platform. It will allow them to provide decentralized network services and serve as a DApp development platform. The QLC network is currently built on NEO but will transition to their own blockchain in the future. The QLC Chain will have a hybrid consensus mechanism called Shannon consensus. It will combine elements of delegated Proof-of-Stake (dPoS) with a regulating mechanism that is designed to encourage participation by more nodes.

Unibright is a German Blockchain development company. Their platform is designed to assist clients with setting up and deploying smart contracts; as well as integrating their existing business systems with blockchain-based ledgers. The Unibright network is powered by the Ethereum-based UBT token.