WinDocks is described as 'provides Docker compatible containers on Windows Server 2012, with support for .nET and SQL Server containers, with integrated SQL Server clone and Web UI' and is an app in the Development category. There are three alternatives to WinDocks for a variety of platforms, including Linux, Mac, Windows, Android and Docker. The best alternative is Turbo.net Client, which is free. Other great apps like WinDocks are containerd (Free, Open Source) and Dockercraft (Free, Open Source).
The Turbo.net Client allows you to package apps and their dependencies into a lightweight, isolated virtual environment called a "container." Containerized apps can be run on any machine that has the appropriate Turbo.
An industry-standard container runtime with an emphasis on simplicity, robustness and portability Containerd supports OCI images, is designed to work in concert with gRPC and comes with many container lifecycle management features.