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- Ruby
- Python
- JavaScript
- CoffeeScript
- Haskell
- Clojure
- C#
- Java
- Elixir
- Swift
- NASM
- C
- Julia (Beta)
- Scala
- Crystal
- TypeScript
- R (Beta)
- COBOL (Beta)
- C++
- Rust
- PHP
- Solidity (Beta)
- BF (Beta)
- Racket
- Shell
- Reason (Beta)
- Factor (Beta)
- Dart
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Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.