docker

Start a Docker daemon and run containers inside containerized environments.

134|67|Updated Nov 24, 2025
One-click install
npx skills add https://github.com/OpenHands/skills --skill docker-openhands
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: docker
Source: https://github.com/OpenHands/skills/tree/main/skills/docker
Command: npx skills add https://github.com/OpenHands/skills --skill docker-openhands

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill enables running Docker commands inside containerized environments by orchestrating a Docker daemon and coordinating container lifecycles.

Core Features & Use Cases

  • In-container Docker daemon management: Start and manage a Docker daemon within a container to run containers and manage images.
  • Container lifecycle operations: Create, start, stop, and remove containers from inside the containerized environment.
  • Use Case: In CI pipelines and sandboxed environments, use this Skill to run build and test cycles without touching host Docker.

Quick Start

Start the in-container Docker workflow by starting the daemon in the background, awaiting initialization, and running a hello-world container to verify.

  • Start daemon: sudo dockerd > /tmp/docker.log 2>&1 &
  • Wait for initialization: sleep 5
  • Run verification: sudo docker run hello-world

Frequently Asked Questions about docker

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I run Docker commands inside a containerized environment?

To run Docker commands inside a containerized environment, start the Docker daemon in the background using sudo dockerd, wait a few seconds for initialization, and execute standard docker run commands to manage containers.

Can I run Docker in CI pipelines without accessing the host Docker daemon?

Yes, you can run Docker in CI pipelines without host access by managing an in-container Docker daemon. This isolates build and test cycles within the sandboxed environment, ensuring host Docker resources remain untouched.

What is the process to verify a Docker daemon is working inside a container?

To verify the Docker daemon is working inside a container, start the dockerd process in the background, wait five seconds for initialization, and run sudo docker run hello-world to confirm the container lifecycle operations are functioning.

Does running Docker inside a container support full container lifecycle operations?

Yes, running Docker inside a container supports full container lifecycle operations. You can create, start, stop, and remove containers from inside the containerized environment while managing the daemon and images.

Why do I need to run Docker inside a sandboxed development stack?

Running Docker inside a sandboxed development stack is needed when host Docker access is restricted. It allows you to execute isolated build and test cycles and manage container lifecycles without modifying the host environment.