Haskell like Either Type that fully satisfies Functor and Monad laws.

ADTs like Maybe and Either in Kotlin

Vavr Either workshop.

Pet-project for Either type-class Kotlin implementation

Overview of vavr Either API.

Approaches how to deal with null in Kotlin.

A package to handle either with ease and simplicity

Explore opportunities of functional programming through the prism of typescript and `fp-ts`

What if java.util.Optional's empty could be anything?

C# abstract types

Either and Maybe monads for better error-handling in C++

Monadic is a distributed multiplatform Kotlin framework that provides a way to write code from functional programming

Functional programming utilities for javascript

Evan's Go. An either monad for Go (a la Rust Result).

JSON serialization and deserialization capabilities for Tiger Types.

Simple optional types for .NET with basic helpers

Implements the Either declaration in Elm.

A scala Either on Steroids, accumulating error types

A demonstration of using Either for form validation