Micromamba for fast building of small conda-based containers.
Images available on Dockerhub at mambaorg/micromamba and GHCR at ghcr.io/mamba-org/micromamba. Source code on GitHub at mamba-org/micromamba-docker.
"This is amazing. I switched CI for my projects to micromamba, and compared to using a miniconda docker image, this reduced build times more than 2x" -- A new micromamba-docker user
Documentation and FAQ - micromamba-docker.readthedocs.io/