Learn Linux, DevOps & Cybersecurity with Hands-on Labs

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

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Your Path to Tech Mastery

Simple Steps to Big Achievements - Learn Linux, DevOps, Cybersecurity Skills and Build Real-World Projects.

1 Choose a Skill Tree

2 Learn a Skill

3 Build a Project

No Videos, 100% Hands-on Learning

Learn by doing. Interactive, AI-driven, structured learning with free labs and real-world projects.

Hands-on Online Environments

Get hands-on with free Linux, DevOps, and Cybersecurity lab environments. No passive videos—experience fully interactive labs designed to help you learn faster and more effectively.

Online Linux Terminal

AI-Powered Assistance

Structured Skill Trees

Our structured skill tree approach guides you skill by skill with free Linux, DevOps, and Cybersecurity labs in a clear learning path. It's a systematic journey to mastery, tailored for your growth.

Real-World Projects

Learning is just the beginning. Apply your newfound Linux, DevOps, or Cybersecurity skills in building real-world projects, cementing your knowledge and preparing you for real-world challenges.

Featured Skill Trees

Structured paths to build real-world skills — step by step, lab by lab.

Linux

600K+ learners. The best hands-on Linux labs.

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DevOps

Learn CI/CD, Docker, and Kubernetes by doing.

Explore

Cybersecurity

Beginner-friendly hands-on Cybersecurity labs.

Explore

Prepare for Linux & DevOps Certifications

Real labs and environments for all 10 Linux & DevOps certifications, ready to practice.

RED HAT

RHCSA & RHCE

Real RHEL labs mapped to exam objectives.

RHCSA RHCE

COMPTIA

CompTIA Certifications

From IT fundamentals to cybersecurity, vendor-neutral paths.

Linux+ A+ Network+ Security+

KUBERNETES / CNCF

CKA, CKAD & CKS

Kubernetes labs for admins, developers, and security specialists.

CKA CKAD CKS

LINUX FOUNDATION

LFCS

Linux system administration skills for the LFCS exam.

LFCS

Linux Journey by LabEx

formerly linuxjourney.com

Free, open source, and trusted by millions of learners. The best place to start your Linux journey.

Always Free

No cost, no sign-up required. Open to everyone, forever.

Open Source

Hosted on GitHub and continuously improved by the community.

Hands-on Practice

Real Linux terminal in your browser — no setup, no downloads.

Start your Linux Journey

Recommended by Our Learners

"As a cs student, I love how LabEx's skill trees make learning structured and fun. It's like a game! Labs gave me real coding experience. Way better than just reading textbooks."

"Mastering new skills on LabEx has been amazing! The labs are that real!"

"LabEx's Linux labs are super interactive and helpful. I gained practical skills that I can apply in my projects."

"The Labby AI chatbot is a game-changer. It's like having a tutor always ready to help. Building my skills here is so rewarding. Each completed lab makes me feel more confident."

"Interactive, fun, and challenging – that's how I describe learning on LabEx. It's tech education redefined."

"The Docker labs are exactly what I needed. Perfect for me. It combiees theory with hands-on practice in a very unique way, practical, clear, and very engaging."

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