The post discusses a tool, docker2exe, which allows users to convert Docker images into standalone executable files. Users need Docker installed on their device to run these executables. Some users suggest that using a shebang line can simplify the execution of these wrappers. Comments express that the concept is similar to existing methods like docker export combined with makeself. The performance implications of this tool vary across platforms, with minimal impact on Linux but potentially significant when running Docker on Windows or other systems that rely on virtual machines.