Solve challenging coding problems fun games. Supports all programming languages.

Courtesy of @coding game

CodeCombat is a platform for students to learn computer science while playing through a real game. It is a community project, with hundreds of players volunteering to create levels. Supports Java, JavaScript, Python, Lua, CoffeeScript.

Learn to code JavaScript by playing game. This game claims to be the world’s first MMO strategy sandbox game for programmers.

Check iO is a browser-based game where you need to solve problems in Python in order to advance. (It requires you to log in)

Learning Vim while playing a game.

Cyber-dojo is a space where programmers practice programming. Supports JavaScript, Java, Python, PHP, Ruby and many more.

Open source Link

Learn to code by trying to catch bananas. Mostly used by teachers to teach kids how to code (Paid).

The elevator programming game. Solve challenges step by step. For example, Challenge #1: Transport 15 people in 60 seconds or less.

Open Source Link

Achieve mastery through challenge. Improve your skills by training with others on real code challenges. Supports JavaScript, Python, C#, Java, Python and more.

Ruby Quiz is a weekly programming challenge for Ruby programmers in the spirit of the Perl Quiz of the Week. Currently it has 156 Quiz Archives.

The git-game is a terminal based game that teaches cool features of the git scm (source control management) system. The theme of the game is a scavanger hunt. Using git’s commands you find clues that will help you solve the “puzzle”.

The hacker.org challenges are a series of puzzles, tricks, tests, and brainteasers designed to probe the depths your hacking skills. To master this series you will need to crack cryptography, write clever code, and dissect the impenetrable.