FLO is a Proof-of-Work blockchain with a metadata layer called floData. It enables users to easily record notes to its blocks, and can be used to create DApps. One of FLO's central features is the Open Index Protocol, which standardizes cryptographic ownership on open networks. The founders of FLO are also working on Alexandria; an open-source standard for users to publish and distribute original content. FLO's source code is based on that of Bitcoin and Litecoin. It is designed to enable fast transactions times.

Semux is developing a blockchain platform for creating decentralized applications. Semux's platform is written entirely in Java and is powered by the native SEM coin. It has a Byzantine Fault Tolerant consensus algorithm that is designed to confirm transactions quickly.

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.