monads

  C# pure functional programming framework - come and get declarative!

翻译 - C＃功能语言扩展-用于功能编程的基类库

  The most powerful IO monad implementation in JS, possibly in any language!

翻译 - JS 中最强大的 IO monad 实现，可能是任何语言！

  PHP Functional Programming library. Monads, common use functions and generic collections.

翻译 - PHP 函数式编程库。 Monads，常用函数和泛型集合。