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- Java
- Ruby
- Python
- C#
- JavaScript
- Clojure
- Haskell
- CoffeeScript
- C++
- PHP
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- TypeScript
- Swift
- Crystal
- R (Beta)
- Shell
- OCaml (Beta)
- F#
- Julia (Beta)
- Scala
- Go
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- Rust
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- Kotlin
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- Pascal (Beta)
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- NASM
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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.