VestChain is developing a smart contract platform that will have a double layer architecture. Their network is currently powered by the Ethereum based VEST token.

The LTO Network is a blockchain platform designed to automate workflows and collaboration between organizations. The company places an emphasis on ensuring regulatory compliance. Their network has a hybrid architecture that combines elements of private and public blockchains.

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.