👊 💪 Advance!
- ACM-ICPC Live Archive - Here you will find hundreds of problems used in the ICPC Regionals and World Finals. You can submit your sources in a variety of languages, trying to solve any of the problems available in our database.
- Code Avengers - Learn to build websites, apps, games & more.
- Codechef - CodeChef was created as a platform to help programmers make it big in the world of algorithms, computer programming, and programming contests.
- CodeEval - Enterprise-grade, secure and integrated virtual hiring platform. Video interviews, assessments, and professional games to help you quickly determine candidate potential.
- Codefights - Launch and scale your remote technical interview process with the most comprehensive cloud interview solution
- Codeforces - algorithms, computer programming, and programming contests.
- Coderbyte - Coderbyte is the #1 website for technical interview prep and coding challenges.
- Coderwall - Learn & Share Something New.
- Codewars - Improve your skills by training with others on real code challenges.
- CodingBat - code practice.
- CodinGame - The new way to improve your programming skills while having fun and getting noticed.
- Daily Coding Problem - Get exceptionally good at coding interviews by solving one problem every day.
- Exercism - Code practice and mentorship for everyone.
- Hacker Earth - code practice. Community, Assessments e Hackathons.
- Hacker Rank - code practice.
- LeetCode - LeetCode is the best platform to help you enhance your skills, expand your knowledge and prepare for technical interviews.
- Livecoding.tv - Education Ecosystem teaches college students and professionals how to build real products.
- Programmr - Our online coding technology helps you become a rockstar programmer.
- Project Euler - Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.
- SPOJ Online Judge - Learn how to code and build efficient algorithms.
- Timus Online Judge - Welcome to the Timus Online Judge, problem archive with online judge system.
- TopCoder - Your on-demand remote workforce.
- UCoder - We bring companies and developers together.
- URI Online Judge - The URI Online Judge is a project that is being developed by the Computer Science Department of URI University. The main goal of the project is to provide programming practice and knowledge sharing.
- UVa Online Judge - A new platform for the Online Judge.
- Challenger - Pop-up JavaScript challenges in your browser.
- Daily UI - Become a Better Designer in 100 Days.
- 100DaysCss - 100 days Css Challenge.
- 30 Days, 30 Sites - The only way to get better at building websites is - well, by building websites.
- Frontend Challenges - Listing some playful open-source's challenges of jobs to test your knowledge.
- JavaScript30 - 30 Days Vanilla JS coding challenge.
Please read CONTRIBUTING.md for details on our code of conduct, and the process for submitting pull requests to us.
Initial work: luanribeiros
See also the list of contributors who participated in this project.