Practice your coding skills with multiplayer programming games

Compete for fun to win prizes

Check out the next online coding contest

Community Contest 01

A contest crafted by the community for the community.

Join a 5min coding battle!

Build a smart bot to fight your opponents!

Achieve the shortest possible source code by using language specific tricks

Try to reach the best possible score, you'll get a ranking and you can improve your solution at anytime

Online Participants