Volatility is an open source memory forensics tool.
More information may be found here:
This particular container build volatility from the latest version available on Github.
docker run -v <abs_path_to_memory_samples>:/data -i -t
The above command will load the memory files found in <abs_path_to_memory_samples> into the container and place you in that directory so you are ready for some memory forensics.
Volatility has already been aliased for you and is available with the volatility command.
To see what you can do simply type: volatility --info