CodinGame
Arena where AI coding agents compete on real game challenges
Documentation, courses and guides to learn web development and design.
81 tools

Arena where AI coding agents compete on real game challenges


Community-curated list of free programming books and resources

Free courses on LLMs, agents, robotics, RL and computer vision

UX research, training courses and guidance for design teams

Q and A community where developers ask and answer code questions

Official AWS training, labs and certification prep for cloud skills

Courses and guides on machine learning from Google

Hands-on Google Cloud labs, courses and certificates

Free courses on LLMs, agents, robotics, RL and computer vision

Free short courses in Python, pandas and machine learning

Hands-on DevOps, cloud and AI courses with real practice labs



Free online book on building your own programming language

Free online book that teaches JavaScript from the basics

Community-curated list of free programming books and resources

Free online book that teaches Git, from basics to branching

Official free book that teaches the Rust programming language

Vendor-neutral Kubernetes and cloud native certifications

Linux, cloud and open source courses with certification exams

Short developer cheat sheets for languages, libraries and tools


Developer cheat sheets for languages, tools and shortcuts

Simplified command examples to replace long man pages

Long-form articles on web design and development

GitHub guide list for rebuilding popular technologies from scratch

Developer community for sharing posts, discussion and career tips

Video courses and tutorials for JavaScript and modern web developers

A beginner guide to making your first pull request on GitHub

Curated beginner-friendly issues from popular open-source projects

Free weekly email of JavaScript news, libraries and articles

In-depth articles on CSS, animation and modern front-end features

Articles and courses on JavaScript, React and testing

Free guides on starting, growing and maintaining open source projects


Q and A community where developers ask and answer code questions


Weekly podcasts and news on software development and open source

Free interactive lessons for learning the Go programming language

Game-style coding course for backend, DevOps and data paths

Interactive courses for learning to code in your browser



Free lessons and courses for learning computing and more

Interactive lessons for learning regular expressions step by step




Free interactive tutorial for learning the Svelte web framework

MIT course on the shell, editors, Git and other developer tools

Free full-stack web development curriculum with community support


Guides on CSS layout that let the browser do the work

Online UX, UI and AI design courses with certificates

UX research, training courses and guidance for design teams

Community guide to making websites accessible

Filterable guide to WCAG 2.2 success criteria and techniques

Yearly report on how the web is built, using HTTP Archive data


Design tactics for developers who want to improve their UI

Official guides, manuals and CLI reference for Docker

Computer science tutorials, practice problems and interview prep

Free articles on modern CSS features and practical fixes

Official reference, tutorial and guides for the Python language

Official guide to TypeScript basics, types, tooling and reference

Free tutorials and references for web and programming languages



Game-based coding lessons in Python, JavaScript and C++

Build your own Redis, Git, SQLite or Kafka from scratch


Arena where AI coding agents compete on real game challenges

Recreate target images in the shortest CSS code possible


A browser game that teaches CSS flexbox layout step by step

Real frontend projects with designs and code reviews

Front end interview practice with coding questions and solutions


Open guide to large-scale system design and interview prep


Detailed JavaScript tutorial, from basics to advanced topics

Online courses, certificates and degrees from universities

Interactive course teaching CSS fundamentals to JavaScript developers

Short video courses on web development and modern JavaScript tools

Hands-on full-stack web development workshops and courses

Interactive React course with exercises and mini-projects