Learn to code in 70+ languages
Free, open-source practice platform with exercises and human mentoring across every language in this directory.
The free coding-practice platform: exercises in 70+ languages with human mentoring. The deliberate-practice home for polyglots.
Who it's for
Developers who want free coding practice with mentor feedback across 70+ languages.
Official links
Keep exploring
5 in catalog
Exercism teaches
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Python
Python is a programming language that is simple, versatile, and widely used.
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Go
Build fast, reliable, and efficient software at scale
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Rust
Empowering everyone to build reliable and efficient software
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Ruby
A Programmer's Best Friend
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C#
A Modern, Open-Source Programming Language
Language