flatmap topic

Go Stream, like Java 8 Stream.

youthlin

⛓ A chainable interface for Swift's async/await.

async-plus

Automatic typeclass-based abstraction over monad-like types

propensive

Array.prototype.smoosh and smooshMap for all!

nicolaisueper

A library that provides a set of functional patterns to enable chaining operations one after another, also helps not cutting RxJava2 streams

Ahmed-Adel-Ismail

An ESnext spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

es-shims

Map, Filter, Reduce, Contains, ForEach and FlatMap Implementation in Objective-C

weijentu

Getting data from multiple sources using a FlatMap Operator

mitchtabian