docker-expert

Q: How to install docker-expert?

Open your MCP config: ~/.claude.json. Then add the config to "mcpServers": { "docker-expert": { "command": "...", "args": [] } }. Finally, /mcp in Claude Code.

Q: What is docker-expert best for?

docker-expert is categorized under General. It covers: security, deployment, devops, coding.

New

19.9kSmitheryGeneralby davila7

Docker containerization expert with deep knowledge of multi-stage builds, image optimization, container security, Docker Compose orchestration, and production deployment patterns. Use PROACTIVELY for Dockerfile optimization, container issues, image size problems, security hardening, networking, and orchestration challenges.

First seen 5/23/2026

Summary

This skill turns Claude Code into a Docker containerization expert, helping you optimize Dockerfiles, reduce image sizes, harden security, and manage multi-container setups with Docker Compose.

It's essential for developers who want production-ready, efficient, and secure container workflows.

Install & Usage

Open your MCP config

~/.claude.json

Add the server config

Add the configuration to "mcpServers": { "docker-expert": { "command": "...", "args": [] } }

Restart Claude Code

/mcp

Use Cases

Optimize a Dockerfile using multi-stage builds to reduce final image size from 1.2GB to under 200MB.

Debug a container that fails to start due to networking or permission issues in a Docker Compose environment.

Audit a Docker image for known vulnerabilities and apply security hardening best practices.

Convert a single-container application into a Docker Compose setup with proper service dependencies and volumes.

Troubleshoot a production deployment where containers are crashing with out-of-memory errors.

Generate a .dockerignore file and optimize layer caching to speed up CI/CD build times.

Usage Examples

/docker-expert Optimize this Dockerfile for a Node.js app: [paste Dockerfile]

/docker-expert I have a Docker Compose file with a web service and a database. The web service can't connect to the database. Help me debug.

/docker-expert Analyze this Docker image for security vulnerabilities and suggest fixes: nginx:1.21

View source on GitHub

securitydeploymentdevopscoding

Security Audits

LicenseUnknownSourceWarnRepositoryPass

Frequently Asked Questions

What is docker-expert?

This skill turns Claude Code into a Docker containerization expert, helping you optimize Dockerfiles, reduce image sizes, harden security, and manage multi-container setups with Docker Compose. It's essential for developers who want production-ready, efficient, and secure container workflows.

How to install docker-expert?

To install docker-expert: open your mcp config (~/.claude.json), then add the config to "mcpServers": { "docker-expert": { "command": "...", "args": [] } }. Finally, /mcp in Claude Code.

What is docker-expert best for?

docker-expert is a mcp categorized under General. It is designed for: security, deployment, devops, coding. Created by davila7.

What can I use docker-expert for?

docker-expert is useful for: Optimize a Dockerfile using multi-stage builds to reduce final image size from 1.2GB to under 200MB.; Debug a container that fails to start due to networking or permission issues in a Docker Compose environment.; Audit a Docker image for known vulnerabilities and apply security hardening best practices.; Convert a single-container application into a Docker Compose setup with proper service dependencies and volumes.; Troubleshoot a production deployment where containers are crashing with out-of-memory errors.; Generate a .dockerignore file and optimize layer caching to speed up CI/CD build times..