docker-git-draw
packs git-draw plus required tools into a Docker image.
git-draw allows you to create a graphviz dot-file or an image thereof representing a Git log as a graph (DAG).
Example
docker run -v $PWD:/workspace softwarecraftsmen/git-draw git-draw -i --hide-blobcontent --hide-reflogs --hide-legend --hide-refs --hide-index