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- JavaScript
- CoffeeScript
- Python
- C
- Shell
- PHP
- C#
- Go
- Elixir
- Ruby
- Rust
- Factor (Beta)
- Dart
- Java
- Crystal
- Clojure
- TypeScript
- COBOL (Beta)
- Kotlin
- Lua
- Haskell
- C++
- VB (Beta)
- Scala
- Elm (Beta)
- Julia (Beta)
- Swift
- NASM
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- Pascal (Beta)
- Perl (Beta)
- D (Beta)
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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.