Project Euler Alternatives & Competitors

Practice and level up your development skills and prepare for technical interviews.

Key LeetCode features:

Comprehensive Problem Library Active Community Interview Preparation Company-specific Questions

Open Source

Download and solve practice problems in over 30 different languages.

Key Exercism features:

Free Access Mentorship Wide Variety of Languages Structured Learning Tracks

Open Source

FlexiQuiz is a powerful online test generator that enables you to create engaging online quizzes, tests, or exams in minutes. Choose from 100's of features to create a customized quiz that meets your objectives for business, education, or fun. .

Key FlexiQuiz features:

Question bank Groups Courses Add media

Try for free freemium $25.0 / Monthly (Essentials plan)

Achieve code mastery through challenge.

Key Codewars features:

Wide Range of Challenges User Engagement Multiple Languages Gamification

Open Source

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

Key HackerRank features:

Skill Assessment Wide Range of Languages Interview Preparation Community and Collaboration

CodeSignal is the leading assessment platform for technical hiring.

Key CodeSignal features:

Comprehensive Coding Assessments Data-Driven Insights Customizable Tests Real-World Scenarios

Programming competitions and contests, programming community.

Key CodeForces features:

Wide Range of Problems Competitive Contests Active Community Educational Content

CodinGame provides users with a fun and effective way to learn coding that eschews the rigid structure of traditional teaching methods.

Key CodinGame features:

Interactive Learning Wide Range of Languages Community Support Skill Assessment

Learn programming with a multiplayer live coding strategy game.

Key CodeCombat features:

Interactive Learning Beginner Friendly Multiple Programming Languages Community Support

Coderbyte is a place built for anyone to practice and perfect their programming skills.

Key Coderbyte features:

Comprehensive Challenges Interview Preparation Instant Feedback Learning Resources

Learn to Code in 90 Days or Less.

Key Edabit features:

Wide Range of Challenges Interactive Learning Community and Collaboration Immediate Feedback

paid Free Trial $120.0 / Annually

Learn to code by helping nonprofits.

Key Free Code Camp features:

Comprehensive Curriculum Project-Based Learning Community Support Real-World Non-Profit Projects

Real Python is a Python tutorials and training videos website that provides an interactive platform for users to learn Python.

Key Real Python features:

Comprehensive Content High-Quality Materials Community Support Regular Updates

Open Source

py.CheckiO - Python practice online. Improve your coding skills by solving coding challenges and exercises online with your friends in a fun way. Exchanges experience with other users online through fun coding activities.

Key py.CheckiO features:

Engaging Learning Platform Community Interaction Variety of Challenges Educational Resources