From this project's GitHub repository:

Alfred Workflows

 Alfred Docker Workflows for MACOS 

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This workflow will list your Docker machines. Hitting enter on them will then
list your running containers & images, Using this plugin you can start the start/stop the container .

Usage

docker

List all Docker machines

docker [query]

Start filtering the list of Docker machines by [query]

docker [full-machine-name]

List all operations you can do with [full-machine-name].

???? Contribution

• Open pull request with improvements
• Discuss ideas in issues
• Reach out with any feedback