Learn Docker Interactively

Master Docker from scratch with animated visualizations, hands-on interactions, and step-by-step lessons. No setup required.

All Lessons

🐳

What is Docker?

Understand containers vs virtual machines

3 steps

📦

Images vs Containers

The blueprint vs the running instance

3 steps

⬇️

Pulling Images

Downloading images from registries

3 steps

▶️

Running Containers

Starting and managing containers

3 steps

🔄

Container Lifecycle

Start, stop, remove — the full lifecycle

3 steps

🔨

Dockerfile & Build

Building custom images with Dockerfiles

3 steps

🔌

Port Mapping

Exposing container ports to the host

3 steps

💾

Volumes & Persistence

Persisting data beyond the container lifecycle

3 steps

⚙️

Environment Variables

Configuring containers at runtime

3 steps

🌐

Docker Networking

Connecting containers

3 steps

🎼

Docker Compose

Multi-container applications made easy

3 steps

☁️

Docker Hub & Registries

Sharing and distributing images

3 steps

How It Works

📖

1. Read

Concise explanations of Docker concepts

👀

2. Watch

Animated visualizations show what happens

👆

3. Interact

Click buttons to simulate Docker commands