To save disk space, pipe the output to gzip : docker save image_name:tag | gzip > my-image.tar.gz Use code with caution. 2. Downloading Without Docker Installed
Depending on whether you have Docker installed or need to pull from a registry without the Docker engine, there are three primary ways to handle this. 1. Using the docker save Command download a docker image as tar
Services like RepoFlow allow you to enter a public image name in your browser, which then fetches the layers and lets you download the resulting .tar file directly. 3. docker save vs. docker export : Which Should You Use? To save disk space, pipe the output to
./download-frozen-image-v2.sh target_dir image_name:tag tar -C 'target_dir' -cf 'image.tar' . Use code with caution. docker save vs
You can bundle multiple images into a single tarball: docker save -o bundle.tar image1:latest image2:v2 Use code with caution.
It is common to confuse "saving an image" with "exporting a container." Choosing the wrong one can lead to lost data. What is the difference between save and export in Docker?