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- Ruby
- Python
- JavaScript
- CoffeeScript
- F#
- Crystal
- C++
- C
- PHP
- Haskell
- Java
- C#
- NASM
- TypeScript
- Julia (Beta)
- R (Beta)
- COBOL (Beta)
- Go
- Rust
- Lua
- Factor (Beta)
- Scala
- Clojure
- Swift
- Shell
- Elixir
- Solidity (Beta)
- Nim (Beta)
- Kotlin
- Dart
- Racket
- Reason (Beta)
- Perl (Beta)
- BF (Beta)
- D (Beta)
- SQL
- OCaml (Beta)
- RISC-V (Beta)
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.