Halite Programming Challenge

Halite is an artificial intelligence programming challenge.

CodeCombat

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.

Learn to code by helping nonprofits.

LearnXinYminutes isn’t a good way to learn your first programming language, but it’s a great way to…

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

Visual tool for building custom deep learning models

Learn anything in 30 days, with the help of an AI coach

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…

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

Easily look up programming syntax for multiple languages

Challenge people worldwide by coding bots in awesome games.

Download and solve practice problems in over 30 different languages.