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- Python
- JavaScript
- Ruby
- Elixir
- Rust
- TypeScript
- Haskell
- CoffeeScript
- Go
- Java
- C#
- C++
- Julia (Beta)
- Kotlin
- Scala
- Racket
- C
- NASM
- Nim (Beta)
- PHP
- COBOL (Beta)
- VB (Beta)
- Clojure
- Crystal
- F#
- Swift
- R (Beta)
- Shell
- OCaml (Beta)
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- Perl (Beta)
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- D (Beta)
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- Groovy
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.