Microsoft Blockchain on Azure allows companies to deploy distributed ledger applications with minimal blockchain knowledge. Microsoft is the biggest software company in the world, and its BaaS solution has a number of advantages. Clients are able to quickly create a fully configured blockchain network, allowing them to on focus on building their applications. Customers are charged for the storage, networking, and computing resources that they consume.

Dragonchain is a blockchain platform developed by Disney. It was originally called the Disney Private Blockchain Platform. In 2016, Disney made the project open-source and shifted control of it to the Dragonchain Foundation.
It has a hybrid architecture that combines private and public blockchain elements. It's designed to make it easier for enterprises to develop smart contract powered DApps. They aim to facilitate business integration into blockchain.

Oracle Blockchain Cloud Service is part of Oracle’s comprehensive Platform-as-a-Service (PaaS) portfolio. Oracle's Blockchain Cloud Service is part of the Oracle platform, which is already widely used by a wide range of companies, and consists of a variety of SaaS tools. They hope to combine their existing offerings with blockchain capabilities to assist their customers in deploying applications.