BlockMason is a technology company that provides users with a blockchain base-layer for creating DApps. The Blockmason Credit Protocol provides a standardized smart contract platform for recording credit and debt obligations on the blockchain. Their network is powered by the Ethereum-based BCPT token. BlockMason also created Lndr, which is a peer-to-peer bill-splitting and expense-sharing App that is available on iOS and Android.

Truffle is one of the leading providers of blockchain development tools. The Truffle platform consists of three tools that are designed to assist developers in creating DApps: Truffle, Ganache and Drizzle. Truffle is a testing framework for DApps using the Etereum Virtual Machine. Ganache allows users to easily create a personalized version of the Ethereum blockchain to run tests and execute commands. Drizzle is a collection of front-end libraries that help developers create user interfaces for DApps.

Cardstack is a blockchain technology company that is developing an open-source framework and consensus protocol to make blockchains more usable and scalable. Their goal is to create a decentralized modular smart contract ecosystem. The Cardstack network is powered by the Ethereum-based CARD token.