The Robot World Cup Initiative - Soccer playing computers. MacHack - Annual Macintosh programming contest and convention. iDevGames - An annual event that promotes game development on the Macintosh computer. Loebner Prize - A unique annual contest in which a winner is selected from participants who comes to the closest to demonstrating that machines can think like humans, as per the Turing Test. The International Obfuscated C Code Contest - A contest to write the most obscure/obfuscated C program. Internet Problem Solving Contest - Online programming contest for teams, open to anyone. International Contest for ICCS - Programming contest disseminated by the Nalini Foundation in five categories: computation, simulation, graphic patterns, words, mind benders. Internet Programming Contest - Duke University sponsors a programming contest that takes place in real-time over the internet. TopCoder - Online computer programming competitions in the Java, C++, and C# languages. Competitions take place twice a week, and members can win from $25-$300. Major tournaments have a prize purse of $250,000. OpenChallenge - 3-monthly challenge. Every three months the innovations are published under GNU GPL/FDL licenses. International InfoMATRIX Computer Project Competition - Participants have to create a project for any of the categories (Programming, Design and Use of Computer, Desktop Publishing, Computer Art) First of all, each school must select one representant. Programmer of the Month - A periodical problem solving contest for programmers from all over the world. Active forum. JRobots - Java-based Robots Programming challenge. Project Euler - A series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve. C++Robots - A "King of the Hill" (KOTH) tournament in which players use ANSI C or C++ to create a control program for a robot. Al Zimmermann's Programming Contests - A series of programming contests that offer cash prizes. Any programming language may be used. These contests are conducted at irregular intervals, generally once or twice a year. ICFP Functional Programming Contest - An annual contest sponsored by the International Conference on Functional Programming provides links to the current and prior organizing academic college departments. Challenge24 - Annual 24-hour contest hosted by Budapest University of Technology and Economics. The contest is open to a limited number of international teams of 3 people via an internet qualifying round. Sphere Online Judge - Problemset archive, online judge and contest hosting service accepting solutions in C, C++, Pascal, Java and other languages. Imagine Cup - Annual worldwide series of technology competitions focused around Microsoft technology.