[Livescript](https://github.com/gkz/LiveScript)

• **prelude.ls** - is a functionally oriented utility library
• **monolith-ls** - Experimental fork of `prelude-ls`, gives a more functional feel to prelude.

[Javascript](https://developer.mozilla.org/en-US/docs/Web/JavaScript)

• **functional.js** - The functional JavaScript library
• **fn.js** - A JavaScript library built to encourage a functional programming style & strategy
• **bilby.js** - is a serious functional programming library
• **monet.js** - Monadic types library for JavaScript
• **ftoer** - A pragmatic library facilitating functional programming in javascript
• **cali** - A JavaScript utility library with a functional programming flavor

[C#](https://github.com/dotnet/roslyn)

• **functional.net** - Library of functions and list extensions for C#

[Swift](https://developer.apple.com/swift)

• **Swift for Windows** - is a free, open source tool that provide runtime environment for swift programming language to compile and run on Windows OS with graphical interface
• **Swiftz** - Functional programming in Swift
• **LlamaKit** - Collection of must-have functional Swift tools
• **Swiftx** - Functional data types and functions for any project
• **Concurrent** - Functional Concurrency Primitives
• **Argo** - Functional JSON parsing library for Swift
• **Interstellar** - Simple and lightweight Functional Reactive Coding in Swift for the rest of us
• **Funky** - Functional programming tools and experiments in Swift
• **Functional** - A functional programming framework for Swift
• **Prelude** - Swift µframework of simple functional programming tools

[Python](https://www.python.org/)

• **Coconut** - Simple, elegant, Pythonic functional programming

[Go](https://github.com/golang/go)

• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem

• Part 1: An Intro to Functional Programming Concepts in JavaScript
• Part 2: An Intro to Functional Programming Concepts in JavaScript
• Part 3: An Intro to Functional Programming Concepts in JavaScript
• Short cut fusion
• Say "Hello" to Lo-Dash
• Currying in JavaScript
• How to Speed Up Lo-Dash ×100? Introducing Lazy Evaluation
• ECMAScript 6 and Array Comprehension
• Better Support for Functional Programming in Angular 2
• Functional UI and Components as Higher Order Functions
• Functional programming on frontend with React & ClojureScript
• Streaming Logs with Transducers and Ramda
• The power of Immutability and React
• Tacit Ramda
• Partial Application in JavaScript
• Point-free programming style in F#
• Lazy, composable, and modular JavaScript
• Currying in JavaScript
• Элементы функциональных языков
• Functional programming in R language
• Understanding Continuations
• Leaking Space - Eliminating memory hogs
• Breaking down FRP
• Fun with promises in JavaScript
• Getting clever with lambda calculus
• Functional programming with Ramda.js
• What is a functor?
• What Is Functional Programming?
• Which Programming Languages Are Functional?
• Function Application and Definition
• Types & Kinds
• Effectful Haskell: Reader, Transformers, Typeclasses
• asynquence: The Promises You Don’t Know Yet (Part 1)
• asynquence: More Than Just Promises (Part 2)
• Going Async With ES6 Generators
• Getting Concurrent With ES6 Generators
• Understanding Transducers in JavaScript
• Lazy Iterables in JavaScript
• Continuations
• Elmish: Functional Programming in Javascript
• Functional Programming for JavaScript People
• How Do I Learn Functional Programming In Javascript? - Linkpost
• Debugging Functional
• More points for lazy evaluation
• Trampolines in JavaScript
• Where combinator names come from
• Category Theory for Promises/A+
• Everything Reduced: Transducers in Javascript
• Javascript Transducers 2: Stateful & Gateful
• Creating an ES6ish Compose in Javascript
• More Functional Javascript: Reducing Promises, Ramda.js, & Arrow functions again
• Functional Programming is for Dummies
• Functional Programming Principles in Scala
• Introduction to Immutable.js and Functional Programming Concepts
• Functional Programming in JavaScript - The Functional Paradigm in a Familiar Language
• See How Easily You Can Create a Promise
• Achieving point-free JavaScript with R.converge / _.over
• Introduction to Functional JavaScript
• Functions
• Higher Order Functions
• Recursion
• 3. More Functional Swift
• 2. Functional Swift
• Swift closures and functions
• Debouncing and Throttling Explained Through Examples
• Functional Mixins in ECMAScript 2015
• 6 Reasons Why You Should Write Functional Code
• (Basic) Lazy Evaluation and Memoization in JavaScript
• Divide and Conquer with Algebraic Structures
• Proofs of functor laws in Haskell
• Tree traversal in CoffeeScript
• Monoidal Contravariant Functors are actually useful!
• Infinite collections with ES6 generators
• Improving your functional CoffeeScript and JavaScript
• Comparing Javascript generators vs Clojurescript lazy-seq by solving a Fibonnaci problem
• Grasping Haskell: functors, applicatives and monads (part 1)
• Grasping Haskell: functors, applicatives and monads (part 2)
• Functor, Foldable, and Traversable Over Binary Tree
• Functional Components with React stateless functions and Ramda
• Fold (higher-order function)
• Promises + FP = Beautiful Streams
• Composability: from Callbacks to Categories in ES6
• Understanding F-Algebras
• Fold
• Why Functional Programming Matters
• Smarter validation
• The Algebra of Algebraic Data Types, Part 1
• The Algebra of Algebraic Data Types, Part 2
• The Algebra of Algebraic Data Types, Part 3
• Design Patterns in Haskell
• Haskell Progressive Example - An OpenGL 3D extension of the Mandelbrot set
• Functors are Containers
• Tuples in JavaScript
• From Callback to Future -> Functor -> Monad
• Slaying a UI Antipattern in Fantasyland
• Form Validation As A Higher Order Component Pt.1
• Form Validation As A Higher Order Component Pt.2
• Using JavaScript to Learn Haskell
• FFI with Haskell and Rust
• A Taste of Haskell
• BEAUTIFUL FOLDS IN SCALA
• Mutual Recursion in Final Encoding
• Semigroups
• Using F# on both the frontend and the backend
• Composing Functions in JavaScript
• Forcing Function Arity in JavaScript
• Wrapping JavaScript Functions
• The Philosophy of Ramda
• Functional programming with Javascript
• Immutable.js: The True Joy of JavaScript
• Functional Programming should be your #1 priority for 2015 — OOP cannot save us from the Cloud Monster anymore.

[Lenses]()

• JavaScript through the Lenses of Functional Programming
• Lenses and Virtual DOM Support Open Closed
• JavaScript through the Lenses of Functional Programming
• Basic Lensing
• Lenses with Immutable.js
• Использование линз на реальных примерах
• lens over tea #1: lenses 101, traversals 101, and some implementation details
• Functional Lenses, How Do They Work
• An Introduction Into Lenses In JavaScript Functional Getter/Setter
• Pointwise Lenses
• Haskell Lenses Notes
• An Intro to Lens With No Theory
• Lens you an applicative for great haskell?
• I got lenses in my Functors
• A Little Lens Starter Tutorial
• Introduction to optics: lenses and prisms
• JavaScript through the Lenses of Functional Programming
• JavaScript through the Lenses of Functional Programming
• Линзы: Real World

[Monads](https://en.wikipedia.org/wiki/Monad_(functional_programming))

• Monads
• A Gentle Intro to Monads … Maybe?
• Monads - function composition on steroids
• Rx for Haskell - My First Monad
• Monads for Dummies
• Week 3 - Introduction to Monads in JavaScript
• Functors, Applicatives, and Monads in Plain English
• Decision Trees Are Free Monads Over the Reader Functor
• Ru/IO Inside
• Foldable.mapM_, Maybe, and recursive functions
• MonadFix
• Monads - Array, Promise and Maybe monads. Plus Docker is a functor
• Monoids, Functors, Applicatives, and Monads: 10 Main Ideas
• The Marvels of Monads
• The Mother of all Monads
• Understanding Monads With JavaScript
• Monads in JavaScript
• Mindfuck: The Reverse State Monad
• Comonads, Monoids and Trees
• Effectful Haskell: IO, Monads, Functors
• Functors, Applicative Functors, and Monads aren't that scary
• Practical Intro to Monads in JavaScript
• The Indexed State Monad in Haskell, Scala, and C#
• Who in Their Right Mind Would Use Monads in Clojure?
• Let’s Make a Monad
• Let’s Put jQuery in a Monad
• Monads in plain JavaScript
• Practical Intro to Monads in JavaScript: Either
• Practical Intro to Monads in JavaScript: Validation
• Practical Intro to Monads in JavaScript
• Monads, promises, arrays in Javascript
• The Dead Simple, No Chit Chat, Zero-Analogy Haskell Monad Tutorial
• Understanding Monads
• Утилиты работы с монадами
• Монады в Javascript

[Purescript](http://www.purescript.org)

• Purescript will make you purr like a kitten
• PureScript + React + Electron
• Getting started in PureScript (Part 1)
• Getting Started with Purescript for Web Development
• Parsing complex foreign objects in PureScript
• Row span with PureScript pux and JavaScript redux
• Make the Leap from JavaScript to PureScript
• Rendering a Tic-Tac-Toe board with purescript-react
• Playing Tic-Tac-Toe using purescript-signal
• Fighting node callback hell with PureScript
• Approximating PI With PureScript
• Learn X in Y minutes - Where X=purescript
• Building Apps with PureScript and React
• Frontend Functional Programming with PureScript and Elm
• Writing PureScript Bindings for a jQuery Plugin
• PureScript — An Intro for JavaScript Hackers

[Elm](http://elm-lang.org)

• Understanding Signal.forwardTo
• Learning FP the hard way: Experiences on the Elm language
• Architecture in Elm
• Switching from imperative to functional programming with games in Elm
• Introduction to ML in Elm
• Getting Started with Elm
• Understanding Elm: Signals, Mailboxes, Addresses, and Actions
• Using Mailboxes in Elm
• Developing Games In Elm - Signals
• Signals in Elm
• Elm by Example: Soup to Nuts - Part 1
• An Opening Example of Elm: building HTML by parsing parameters
• Real World Elm - Part 2 - Form Validation
• Real World Elm - Part 1
• Introduction to FRP in Elm
• Tasks and Effects in Elm
• Elm Native UI: Writing a React Native app in Elm
• A Concise Introduction to Elm
• Building A React/Redux/Elm Bridge
• Learn X in Y minutes - Where X=Elm

[Elm](http://elm-lang.org)

• The Transparent Web
• JavaScript Allongé, the "Six" Edition
• Parallel Computing: Theory and Practice
• Haskell Tutorial and Cookbook
• Get Programming with Haskell
• Haskell in Depth
• Grokking Simplicity: Taming complex software with functional thinking - Eric Normand
• Functional Reactive Programming
• Functional Programming in Java
• Functional Programming in C++
• Functional Programming in C#
• Functional Programming in Kotlin
• Elm in Action
• Functional JavaScript
• Functional Programming in JavaScript - Dan Mantyla
• PureScript by Example
• Lenses in Functional Programming
• The Weird World of Bi-Directional Programming
• Functional Programming in JavaScript
• Excerpt Funtional Programming JavaScript
• Elm tutorial book
• Purescript Pux
• Elm by Example - Grzegorz Balcerek
• Learning Haskell
• learning Scalaz
• О Haskell по-человечески
• F# for Fun and Profit eBook
• Learn you an Agda

[Elm](http://elm-lang.org)

• Free monads
• http://chris-taylor.github.io
• FPCasts - Your source for Functional Programing Related Podcasts
• Primers
• 24 Days of PureScript
• Category Theory for Programmers: The Preface
• https://rosettacode.org/wiki/Category:Haskell
• Corecursion
• Typeclassopedia
• Javascript Monad Transformers
• Functor
• http://fprog.ru
• Scala Tour
• An es6 js maybe monad, using generators
• A collection about Functional Reactive Programming in Swift
• What I Wish I Knew When Learning Haskell
• Monoidal Contravariant Functors and Transducers
• Unofficial a documentation of lodash-fp
• Neon - Experimental PureScript standard library
• forwardcourses about functional programming
• Monad tutorials timeline
• Trying to apply ES6 generators to create monad comprehensions. Unfortunately it looks like this will not work with monads that contain multiple values, such as arrays
• Free monad based thread simulation and FRP constructs written in JavaScript
• A curated list of awesome functional programming stuff in js
• Brian Lonsdorf on medium
• Almost all about monads
• Notes, Thoughts, & Examples derived from reading Functional Javascript by Michael Fogus
• http://blog.codeprototype.com
• http://simplectic.com/blog
• http://www.luisatencio.net
• Lo-Fi Learning - Advanced topics from our blackboard to your screen
• gist of functional utils which written on ES6
• Category theory jargon cheat sheet
• Functional programming (page on wiki of Haskell)
• A Guide to Functional Programming Lingo for JavaScripters
• Monad
• Monad (in computer science)
• The Indexed Continuation Monad in Haskell, Scala, and C#
• Luna. Visual and textual functional programming language with a focus on productivity, collaboration and development ergonomics
• Введение в функциональное программирование на скале
• Awesome Haskell

Combinators

• Deriving the Y Combinator in 7 Easy Steps
• B, C, K, W system
• Комбинаторы — это просто!
• Комбинаторная логика как формальная система
• combinators-js
• SKI combinator calculus
• Combinators
• Fixed-point combinator
• Combinatory logic
• Collected Lambda Calculus Functions
• Combinatory Logic: Finding and Evaluating Combinators
• Maths - Combinatory Logic
• Lambda Calculus
• From Lambda calculus to Combinator Calculus
• The SKI Combinator Calculus a universal formal system
• Lambda Calculus
• Combinatory logic
• The Y Combinator (no, not that one). A crash-course on lambda calculus
• The Quantum Electrodynamics of Functional JavaScript
• Applicative Functor / SKI combinator calculus

Combinators

• Lambda Jam 2014 - Eric Meijer - The Lost Art of Denotational Semantics
• SKI School: The Combinator Calculus Demystified
• Erik Meijer - Functional Programming From First Principles
• Functional programming patterns for the non-mathematician (cut)
• Brian Beckman: Don't fear the Monad
• Brian Beckman: The Zen of Stateless State - The State Monad
• Monads and Gonads
• Haskell Tutorial
• YOW! Lambda Jam 2016 Conor McBride - What are Types for, or are they only Against?
• Phil Freeman - Fun with Profunctors
• Monads, Monoids and Composition w/ Functional JavaScript
• Learning Functional Programming with JavaScript by Anjana Vakil at JSUnconf 2016
• Elm in Purescript
• Functional JS - Lenses - JavaScript
• "Point-Free or Die: Tacit Programming in Haskell and Beyond" by Amar Shah
• Erik Meijer: Functional Programming
• Lambda Days 2015 - Kuba Waliński - Fun with Functional JavaScript
• "Everything Old is New Again: Quoted Domain Specific Languages" by Philip Wadler
• Classroom Coding with Prof. Frisby
• FP-Syd - PureScript: An Overview for Haskellers by Tim Docker (Jul 2015)
• Intro to PureScript -- Utah Haskell Meetup
• Monad a day 1: Reader
• Monad a day 2: Future
• Monad a day 3: State
• Lenses Quick n’ Dirty
• Frontend Masters Workshop finish up
• A Million Ways to Fold in JS
• Coyoneda in Javascript
• Freer Monad (We define Maybe and IO in the freer monad)
• Free(er) Monads in JS pt 2 (Defining an interpreter for multiple natural transformations)
• What is pure functional programming, and how it can improve our application testing? by Luca Molteni
• Start Using Elm to Build Web Applications
• Scott Wlaschin - Railway Oriented Programming — error handling in functional languages
• Pure Functional Database Programming with Fixpoint Types—Rob Norris

Combinators

• Awesomely descriptive JavaScript with monads
• Functional Programming from Brian Lonsdorf (awesome presentation)
• FKit: Everyday Functional Programming in JavaScript
• Getting Started with PureScript by Michael Ficarra
• Better know a language PureScript
• Functional Programming. Patterns in Scala
• CodeMash: Functional Programming Basics in ES6
• Fluent Conf: Rise of Async JavaScript
• Building Functional Islands by Mark Jones
• Reactive UIs with Halogen
• TYPESAFE SQL IN HASKELL - AN INTRODUCTION TO OPALEYE
• Playing with Graphics and Animations in Haskell by Manuel Chakravarty
• Practically workshop
• Category theory for beginners
• Domain Modeling in a Functional World
• Functional Patterns in JavaScript

[Elm](http://elm-lang.org)

• Awesome Scala - A community driven list of useful Scala libraries, frameworks and software
• Awesome PureScript - A curation of awesome PureScript libraries, resources and shiny things
• Awesome Elixir - A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things

[Racket](https://racket-lang.org/)

• Ela - A dynamic functional language
• Coq - A formal proof management system. It provides a formal language to write mathematical definitions, executable algorithms and theorems together with an environment for semi-interactive development of machine-checked proofs