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Spoj Alternatives

Spoj is described as '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 users Spoj is one of the best programmers' communities and online judges in the world' and is an app in the education & reference category. There are more than 10 alternatives to Spoj for a variety of platforms, including Online / Web-based, Self-Hosted solutions, SaaS, Mac and Windows. The best alternative is Codewars, which is free. Other great apps like Spoj are HackerRank, LeetCode, Project Euler and CodinGame.

Spoj alternatives are mainly Code Learning Services but may also be Code Editors. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Spoj.
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Spoj iconSpoj
  15
  • FreeProprietary
  • Online
  • Self-Hosted

Sphere Online Judge created for the coders' community to train, to learn and to make progress. With thousands of...

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  1. Codewars icon

    Codewars

    • FreemiumProprietary
    • Online

    Achieve code mastery through challenge.

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    Screenshot
  2. HackerRank icon

    HackerRank

    • Free PersonalProprietary
    • Online

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

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    Screenshot


  3. LeetCode icon

    LeetCode

    • FreemiumProprietary
    • Online

    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.

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    Problems list
  4. Project Euler icon

    Project Euler

    • FreeProprietary
    • Online

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

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    Screenshot
  5. CodinGame icon

    CodinGame

    • FreeProprietary
    • Online

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

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    Screenshot


  6. Coderbyte icon

    Coderbyte

    • FreemiumProprietary
    • Online

    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 algorithmic thought process on any problem you want at anytime.

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    No screenshots yet
  7. The AI Games icon

    The AI Games

    • FreeProprietary
    • Online

    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 competitions that we offer. Learn, win prizes, but most importantly, have fun coding!

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    No screenshots yet
  8. CodeSignal icon

    CodeSignal

    • Online

    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.

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    Predictive Coding Score
  9. CodersRank icon

    CodersRank

    • FreeProprietary
    • Software as a Service (SaaS)

    CodersRank is a multi-award-winner startup (regional Get In The Ring competition & Central European Startup Award etc).

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    Screenshot
  10. DMOJ icon

    DMOJ

    • FreeOpen Source
    • Online
    • Self-Hosted

    Practice problem solving and compete against others on the DMOJ, a modern contest platform and archive of programming problems.

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Showing 10 of 19 alternatives