Codewars is described as 'Achieve code mastery through challenge' and is an website in the development category. There are more than 25 alternatives to Codewars, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and iPhone apps. The best Codewars alternative is exercism, which is both free and Open Source. Other great sites and apps similar to Codewars are Codecademy, LeetCode, HackerRank and Code.org.
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.
Leetcode Wizard is an invisible desktop application powered by AI, instantly providing answers to all Leetcode problems for effortless coding interviews, like having ChatGPT in your ear.
Leetcode Wizard is the most popular Windows & Mac alternative to Codewars.
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.
HackerEarth is the most comprehensive developer assessment software that helps companies to accurately measure the skills of developers during the recruiting process.
CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.
A Website and Newsletter that helps software engineers level up their skills through a series of coding challenges that are:
This resource is created to provide short programming problems for all who wants learn programming and improve their programming skills, but who could not easily find enough tasks for practice.
AceCoder is an invisible desktop app that instantly delivers solutions to any coding interview question.
DevSkiller is a developer screening and online interview platform powered by RealLifeTesting™ methodology. The tool allows you to find developers with the right skill set, shortening your Time-to-Hire by 60%.
Learn to code JavaScript by playing game. This game claims to be the world’s first MMO strategy sandbox game for programmers.
Screeps is the most popular Linux alternative to Codewars.
A simple web app filled with CS courses designed to give developers the skills they need to get a high-paying job.
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