CMD Master

Interactive Learning

The modern, interactive, and free way to master the command line.

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cmd.exe
Learn the basics
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interactive learning.

Learn using live demos and practical tasks in a sandbox terminal.

interactive learning.

immediate feedback.

Get real-time results as you type. Our live terminal evaluation shows you exactly what went wrong and how to fix it.

immediate feedback.

free access.

Start learning at no cost. Access most lessons for free, with premium content available as an option.

Choose Your Command Line Path

Windows CMD

Master Windows Command Prompt for batch scripting, system administration, and legacy support.

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C:\>█
Bash
Learn Bash for Linux, cloud, DevOps, and cross-platform automation workflows.
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C:\>█
PowerShell
Command object pipelines, Azure automation, and modern Windows infrastructure management.
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C:\>█
> first_lesson.bat
Start first lesson
Execute