Dockerlings

Learn Docker by doing – the fun, interactive way

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• 100% interactive TUI – Beautiful terminal interface powered by Bubble Tea
• Instant verification – Run check and know immediately if you're right
• Progressive curriculum – 15+ carefully crafted exercises that build on each other
• Real-world skills – From basic images to multi-stage builds, volumes, networks, and Compose
• Zero friction – Just clone, build, and start learning

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What you'll master

| Exercise | You’ll learn | |--------------|-------------------------------------------------------------------------------| | core-01–04 | Running containers, logs, exec, file operations | | core-05–07 | Writing Dockerfiles, COPY, EXPOSE, ENV, LABEL | | core-08–09 | Persistent volumes & live-reloading bind mounts | | core-10–11 | Container networking and port publishing | | core-12–14 | Docker Compose, multi-service apps, named volumes, custom networks | | core-15 | Multi-stage builds for tiny, secure production images |

Get started in 30 seconds

You need go and docker installed.

git clone https://github.com/furkan/dockerlings.git
cd dockerlings
go build -o bin/dockerlings$(go env GOEXE) ./cmd/dockerlings
./bin/dockerlings$(go env GOEXE) watch

Use ↑↓ to navigate • c to check your solution • h for hints • q to quit

Test a solution manually (optional)

cd exercises/core-01
bash check.sh   # see detailed feedback

Made for

• Beginners who want to understand Docker commands
• Intermediate devs preparing for real-world container workflows
• Anyone who learns best by breaking and fixing things