
Coursera
Free Code Camp
Udemy
Khan Academy
edX
Pluralsight
Treehouse
Learn the technical skills you need for the job you want. As leaders in online education and learning to code, we’ve taught over 45 million people using a tested curriculum and an interactive learning environment.

LabEx.io
Exercism
CodeCombat
Educative.io
Scrimba
KataCoda
CBT Nuggets
Learn Bash, PowerShell, and CMD online through interactive, hands-on labs.

Which is more popular?
Based on our record, Codecademy seems to be a lot more popular than CMD Master. While we know about 113 links to Codecademy, we've tracked only 1 mention of CMD Master.
Website, pricing, platforms and company facts side by side.
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| Website | codecademy.com | windows-cli.arnost.org |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | Startup from the Czech Republic · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Codecademy yet.
Windows Command Prompt Hub: Platform Description Windows Command Prompt Hub (windows-cli.arnost.org) is a modern, web-based educational platform designed to help users learn Bash, PowerShell, and CMD online through interactive, hands-on labs. Built with a high-performance tech stack (Next.js,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
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Walkthroughs and reviews on video.
Should You Sign Up For CodeCademy?!
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CMD Master Sarge Review
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codecademy and CMD Master.
CMD Master's answer:
The primary audience consists of aspiring IT professionals, junior system administrators, DevOps beginners, and developers worldwide who want to master essential command-line skills, fast-track their careers, and build a strong foundation for advanced enterprise scripting like PowerShell.
CMD Master's answer:
Unlike traditional learning methods that rely on dry, confusing system documentation or lengthy, passive video tutorials, Windows Command Prompt Hub provides a 100% safe, isolated sandbox directly in the browser. It allows users to learn by doing with real-time feedback, step-by-step validation, and hints, ensuring they build actual muscle memory without the risk of damaging their own operating system.
CMD Master's answer:
The platform was born from the realization that "passive learning doesn't build muscle memory." Recognizing that students often struggle to retain practical knowledge just by watching videos or reading manuals, the creators set out to replace boring documentation with short, engaging, hands-on missions where learners can make mistakes and learn in a risk-free environment.
CMD Master's answer:
Interactivity. It completely replaces passive observation with an active, hands-on approach. The fail-safe sandbox environment ensures that users get instant validation and feedback the moment they type a command, guiding them interactively through complex scenarios.
CMD Master's answer:
Next.js: This powerful React framework forms the core of the frontend architecture. It enables fast page loads, seamless routing, and a highly responsive user interface necessary for maintaining the smooth performance of the in-browser terminal emulator.
Firebase: Serving as the backend infrastructure, Firebase securely manages user authentication and utilizes its real-time database capabilities to store and sync gamification data, such as learner progress, completed missions, and achievements.
Cloudflare: This handles the edge network, providing robust CDN (Content Delivery Network) routing, DNS management, and strict security measures to ensure the platform remains blazing fast, highly available, and protected globally.
GSAP (GreenSock Animation Platform): This industry-standard animation library drives the rich, interactive visual elements on the platform. It brings the UI, terminal feedback, and gamification rewards to life with smooth, high-performance animations that keep learners engaged.
CMD Master's answer:
Since Windows Command Prompt Hub is an independently developed educational platform, it does not publicly disclose specific corporate enterprise clients or B2B contracts. Instead, its biggest customer segments consist of individual learners and IT professionals, primarily including:
These groups utilize the platform's interactive sandbox to safely build practical muscle memory for their daily technical tasks and career advancement.
Share your experience with using Codecademy and CMD Master. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codecademy emphasizes programming and helps users understand coding with hands-on practical projects. It is a beginner-friendly platform offering 15 programming languages in more than 20 categories. Codecademy...
Comparing all the features, pros, cons, and pricing of these Treehouse alternatives, Codecademy turns out to be ideal for coding learners. This online platform offers courses for beginners, intermediates, and advanced...
Community support: Students at Code Academy are part of a tight-knit community where they may interact with instructors, classmates, and subject matter experts alike.
We have no reviews of CMD Master yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


However, a little research was enough to dispel that misconception. Yes, there was a technical aspect to programming, but most developers weren't doing complex calculations all the time. So, my preconceptions faded away and turned into... - Source: dev.to / over 2 years ago
Codecademy is a freemium platform with high-quality content. Their courses range from web development to data science, and are interactive and text-based. - Source: dev.to / over 2 years ago
If you really have decided to become the next Guru on Scratch then you should learn at least one real programming language like JavaScript. I found this JavaScript course very useful: https://learnjavascript.online/. You can also learn... - Source: dev.to / about 3 years ago
CMD Master is a free online interactive learning platform for the command line. Practice Windows CMD, PowerShell, and Bash in a live browser terminal with instant feedback — no install and no VM. Most lessons are free. For a structured... - Source: dev.to / 9 days ago
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