Flocker vs Critical Stack: What are the differences?
Flocker: Run your databases in Docker and make them as portable as the rest of your app. Flocker is a data volume manager and multi-host Docker cluster management tool. With it you can control your data using the same tools you use for your stateless applications. This means that you can run your databases, queues and key-value stores in Docker and move them around as easily as the rest of your app; Critical Stack: The secure container orchestration platform for the enterprise. It enables enterprises to run efficient and cost-effective containerized infrastructure while reducing risk.
Flocker and Critical Stack can be categorized as "Container" tools.
Flocker is an open source tool with 3.2K GitHub stars and 288 GitHub forks. Here's a link to Flocker's open source repository on GitHub.