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.

CanonChain is developing an underlying blockchain protocol based on Fog networking and a Proof-of-Participation (PoP) consensus mechanism. Their network is designed to provide incentives for contributing computing resources on fragmented networks, and is powered by the Ethereum-based CZR token, known as Xuanchi.

Polymath is a blockchain-based protocol that makes it easier to raise capital and create security tokens. The Polymath ST-20 standard embeds regulatory requirements into the tokens themselves, restricting trading to verified participants only. The protocol simplifies the complex technical challenges of creating a security token and aims to bring the multi-trillion dollar financial securities market to the blockchain.