Opossum tool lets Mac developers run docker-compose files on Apple's native container runtime

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A new open-source tool called Opossum allows macOS developers to run existing docker-compose.yml files directly on Apple's native container runtime without modifying their configurations. The tool is installable via Homebrew and requires a one-time DNS setup to enable service discovery between containers. Opossum mirrors familiar Docker Compose commands such as up, ps, logs, and down, making the transition straightforward for developers already using Compose workflows. It operates entirely separately from Docker, meaning it uses its own image store and will not interfere with existing Docker setups. The tool currently requires macOS 26 running on Apple silicon hardware.

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