Free Code Camp's open source community help you build a job-worthy portfolio of real apps used by real people, while helping nonprofits.




Edabit is described as 'When learning to code, most people get stuck on the "bridge" between memorizing syntax and understanding the logic that makes it all work. We believe the most effective way to learn a programming language is to break the process into three phases:' and is a popular Code Learning service in the education & reference category. There are more than 25 alternatives to Edabit, not only websites but also apps for a variety of platforms, including SaaS, Android, iPhone and iPad apps. The best Edabit alternative is freeCodeCamp, which is both free and Open Source. Other great sites and apps similar to Edabit are Codecademy, exercism, LeetCode and HackerRank.
Free Code Camp's open source community help you build a job-worthy portfolio of real apps used by real people, while helping nonprofits.




Explore free interactive coding courses in web development, data science, and various languages. Codecademy offers a fun, collaborative learning environment with community support, personalized paths, skill assessments, and more, covering both foundational and advanced concepts.



Download and solve practice problems in over 30 different languages. For code newbies and experienced programmers.




LeetCode is a platform for learning and improving coding skills with the goal of being fully prepared for programming interviews. Choose problems to solve from categories such as System Design, Algorithms and Database, join code contests and engage in mock interviews.


A fun social platform for hackers to solve interesting puzzles, build quick hacks, code game bots and collaborate to solve real-world challenges.


It has a similar style with levels/stars. HackerRank is a lot more advanced, but they both have excellent challenges.





Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.


CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics.






Topcoder provides members opportunities to demonstrate their expertise, improve their skills, and win cash, while helping real world organizations solve real world problems.
CodeSignal is the leading provider of assessments for technical hires. As the creator of the Predictive Coding Score, a measure of a candidates coding skills, CodeSignal provides HR teams with Certified Assessments, Custom Tests, and Live Interviews.




An AI-powered platform offering interactive courses for developers, featuring instant code feedback, mock interviews, adaptive learning paths, and 'Explain with AI' for on-demand explanations. Ideal for onboarding, upskilling, and mastering programming languages.



you need to download a program to solve exercises if i could send the visual studio project it'd be fine but its too complicated the way it is