Screeps

Learn to code JavaScript by playing game.

CeeBot

CeeBot is a brand new concept with which you will learn programming while having fun.

Complete coding tasks to advance levels in this arcade for programmers.

Learn programming with a multiplayer live coding strategy game.

CodeSignal is the leading assessment platform for technical hiring.

Coderbyte is a place built for anyone to practice and perfect their programming skills.

Achieve code mastery through challenge.

Tomorrow Corporation is an independent game developer behind indie games Little Inferno and Human Resource Machine

The developer testing tool that helps you make safer recruitments.

Practice and level up your development skills and prepare for technical interviews.

Coding made Kid-Friendly

Run JavaScript on pieces of paper

Project Euler is a series of challenging mathematical/computer programming problems that will…

Robocode is a programming game where the goal is to code a robot battle tank to compete against…

A platform for IT skill testing and recruitment.

Sphere Online Judge created for the coders’ community to train, to learn and to make progress.

Discover the latest trends in the JavaScript ecosystem

Download and solve practice problems in over 30 different languages.