14 Like Project Euler Good alternative? YES NO Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve. Free Web No features added Add a feature
6 Like CodinGame Good alternative? YES NO CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics. Free Web No features added Add a feature
12 Like Codility.com Good alternative? YES NO The programmer testing solution that matches your job descriptions and helps you hire great developers faster. Commercial Mac Windows Web Android iPhone iPad No features added Add a feature
17 Like Devskiller Good alternative? YES NO At Devskiller we make testing programmers look like their first day at work. It’s the best way to recruit. Free Mac Windows Web Android iPhone Programming tasks Compare Source Code Add a feature
6 Like Codewars Good alternative? YES NO Achieve code mastery through challenge. Improve your skills by training with others on real code challenges Kata In our dojo, kata are real code challenges... Free Self-Hosted No features added Add a feature
7 Like CodeFights Good alternative? YES NO Duel with friends and foes in head-to-head programming battles!. Free Personal Web No features added Add a feature
12 Like Coderbyte Good alternative? YES NO Coderbyte is a place built for anyone to practice and perfect their programming skills. Challenges are added almost every day so you can work on applying your... Freemium Web No features added Add a feature
5 Like The AI Games Good alternative? YES NO Develop your coding skills and practice them by competing with hundreds of players worldwide. Code your own bots in your preferred language and join the various... Free Web No features added Add a feature
3 Like Codeeval Good alternative? YES NO CodeEval is platform for hosting coding challenges which has over 20,000+ competitive developers. Free Web No features added Add a feature
46 Like edabit.com Good alternative? YES NO Learn to code (for free) with interactive challenges. Gain XP, unlock achievements and climb the leaderboard. It's the fastest, easiest, most addictive way to learn.... Free Web Achievements Gamification Syntax Highlighting Add a feature
2 Like CheckIO Good alternative? YES NO CheckiO is expanding the world’s code literacy through gameplay. We always wanted to create the most entertaining game where gaming and coding experiences are... Free Open Source Web Pycharm WebStorm No features added Add a feature
3 Like Topcoder Good alternative? YES NO Topcoder provides members opportunities to demonstrate their expertise, improve their skills, and win cash, while helping real world organizations solve real world... Free Web No features added Add a feature
11 Like Spoj Good alternative? YES NO Sphere Online Judge created for the coders' community to train, to learn and to make progress. With thousands of programming problems and an international group of... Free Web Self-Hosted No features added Add a feature
10 Like GetBadges Good alternative? YES NO GetBadges turns software development into a game which boost productivity and keeps developers both engaged and happy. Freemium Web Rollbar Jira Trello Pipedrive Slack CircleCI JetBrains TeamCity ... Heroku Redmine Olark Bitbucket Jenkins GitHub Atlassian Stash HipChat Stash GitLab Achievements Gamification Add a feature
5 Like Codechef Good alternative? YES NO CodeChef was created by Directi as a way to continuously challenge and engage the developer community. Our goals are to provide a platform for practice, competition and... Free Web No features added Add a feature
