Gamified coding education

Learn to codethe right way.

Master Linux, C, C++, and Python through interactive lessons, real-time code execution, daily challenges, and an AI-powered learning path — all in your browser, no setup required.

Browse Courses

Four languages. One platform.

Structured learning paths from your first command to advanced systems programming.

🐧Beginner

Linux

Master the command line, file system, permissions, and shell scripting in a simulated terminal.

42 lessonsStart
⚙️Intermediate

C

Understand memory, pointers, and systems programming — the foundation of modern computing.

58 lessonsStart
🔷Intermediate

C++

Object-oriented programming, templates, STL, and high-performance application development.

64 lessonsStart
🐍Beginner

Python

From basic scripting to advanced data structures, algorithms, and automation projects.

76 lessonsStart

Everything you need to learn faster.

ACE combines structured curriculum, real-time practice, and social motivation in one place.

Run Code in the Browser

No installs, no setup. Write and execute Python, C, C++, and Bash right in your browser using Pyodide and Judge0.

XP, Levels & Badges

Earn experience points for every lesson, quiz, and challenge. Level up and collect badges to showcase on your profile.

Daily Streaks & Challenges

Build a learning habit with daily streak tracking and fresh coding challenges every 24 hours.

Global Leaderboards

Compete with learners worldwide. Climb weekly rankings by language, course, or friend group.

AI-Powered Assistance

Get code explanations, debugging help, and a personalised learning path powered by Claude AI.

Community & Comments

Ask questions, share solutions, and upvote helpful comments in the discussion section of every lesson.

How ACE works

01

Pick a course

Choose your language and skill level. Our curriculum takes you from zero to confident, step by step.

02

Code in the browser

Write and run real code instantly. Python runs via WebAssembly; C and C++ via the Judge0 cloud compiler.

03

Level up & compete

Earn XP, unlock badges, maintain streaks, and climb the global leaderboard as you progress.

Start your coding journey today.

Join thousands of learners building real skills. Free forever. All features including AI assistance are completely free.