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Learn the foundation of web development. Structure content for the web.
AvailableStyle your webpages. Colors, layouts, animations, and responsive design.
AvailableAdd interactivity to websites. Learn programming fundamentals.
AvailableVersatile language for web, data science, AI, and automation.
AvailableShell scripting for automation, DevOps, and system administration.
AvailableEnterprise-grade programming. Build robust applications.
AvailableJavaScript with types. Build large-scale, type-safe applications.
AvailableLightweight scripting for games, embedded systems, and more.
AvailableFast, simple, and efficient. Build scalable systems and web services.
AvailableMemory-safe systems programming. Performance without compromise.
AvailableServer-side web development. Build dynamic websites and databases.
AvailableMaster data structures and algorithms. Essential for interviews and problem-solving.
AvailableMore tutorials are on the way
High-performance programming for games and systems.
Coming SoonQuery and manage databases. Essential data skill.
Coming SoonElegant and productive. Build web apps with Rails.
Coming SoonNot sure where to start? Follow a structured path
Quick answers to common questions
Yes, all tutorials are 100% free. No signup, no credit card, no hidden fees. Just open and start coding immediately in your browser.
No installation required. Our tutorials include a live code editor that runs directly in your browser. Write code, see results instantly.
For web development, start with HTML, then CSS, then JavaScript. For data science or automation, start with Python. For DevOps, learn Bash scripting.
Each tutorial has 10-15 lessons. Most learners complete a full tutorial in 2-4 hours of focused practice. Learn at your own pace.