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

• A curated list of awesome functional programming stuff in js
• Awesome Haskell
• 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
• 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
• 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#
• A collection about Functional Reactive Programming in Swift
• What I Wish I Knew When Learning Haskell
• Введение в функциональное программирование на скале
• Monoidal Contravariant Functors and Transducers
• Unofficial a documentation of lodash-fp
• Neon - Experimental PureScript standard library
• forwardcourses about functional programming
• Monad tutorials timeline
• An overview of Elm syntax and features
• A book series on JavaScript
• Learn Haskell
• functional-frontend-architecture - A functional frontend framework.
• functional-programming-jargon - Jargon from the functional programming world in simple terms
• Functional Programming concepts, examples and patterns illustrated in Haskell, Ocaml and Python
• FP101x - Functional Programming MOOC 2015 Content Repository
• A puzzle game written on purescript
• Functional Programming Resources In JavaScript
• Formalization of the Dependent Object Types (DOT) calculus
• Building a modern functional compiler from first principles
• Source code for blog post Journey from procedural to reactive JavaScript with stops
• Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"
• Visual programming meets Haskell
• Simple examples to help you understand ES6
• Dependent Object Types (DOT)
• Pragmatic functional programming in JavaScript - Workshop material
• Answers to the exercises from https://github.com/MostlyAdequate/mostly-adequate-guide
• A list of functional javascript resources
• Collection of examples on places where Elm is different to Haskell
• Kickstart your web development with Elm
• Archive the best resources surrounding the functional programming paradigm for Javascript developers
• cor - The Language of the Web
• Functional Programming by Example
• Haskell by Example
• The official supporting materials repository for LambdaConf 2015
• Pointfree.io - convert Haskell code into pointfree Haskell code
• Code Samples Functional Programming in JavaScript, Manning 2016
• Luna. Visual and textual functional programming language with a focus on productivity, collaboration and development ergonomics
• Community driven Elm guide for JS people
• Conal Elliott blog
• http://functionaljavascript.blogspot.com
• http://buzzdecafe.github.io
• http://joneshf.github.io
• http://www.luisatencio.net
• http://clojurewerkz.org - A growing collection of open source Clojure libraries
• FunctionalTalks.org - Brilliant people giving brilliant talks on Functional Programming.
• js-funcional - A Cookbook for writing FP in JavaScript using ES6
• Category Theory Presentation
• Haskell monads for learning purposes in javascript
• Ramtuary REPL
• Haskell for Maths
• Введение в функциональное программирование на скале
• Explorations in Functional Land
• JS-monads-stable
• djinn - Generate Haskell code from a type
• λ List of resources related to Functional Programming in JS
• JSON to Elm
• Functional Programming by Example
• FunctionalTalks.org - Brilliant people giving brilliant talks on Functional Programming.
• Ramtuary REPL
• JSON to Elm
• Blog Jakub Arnold
• 24 Days of GHC Extensions
• Philip Wadler's home page

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
• To Dissect a Mockingbird: A Graphical Notation for the Lambda Calculus with Animated Reduction
• Deriving the Y Combinator in 7 Easy Steps
• Collected Lambda Calculus Functions
• From Lambda calculus to Combinator Calculus
• The SKI Combinator Calculus a universal formal system
• Combinator Birds

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

• Awesome PureScript - A curation of awesome PureScript libraries, resources and shiny things
• Awesome Scala - A community driven list of useful Scala libraries, frameworks and software
• Awesome Elixir - A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things
• Awesome F# - A curated list of awesome F# frameworks, libraries, software and resources
• Awesome Functional Python - A curated list of awesome things related to functional programming in Python
• Awesome Coq - A curated list of awesome Coq frameworks, libraries and software
• Awesome Haskell - A curated list of awesome Haskell frameworks, libraries and software
• Awesome Elm - A curated list of useful Elm tutorials, libraries and software. Inspired by awesome list

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

• **Concurrent** - Functional Concurrency Primitives
• **Funky** - Functional programming tools and experiments in Swift
• **LlamaKit** - Collection of must-have functional Swift tools
• **Prelude** - Swift µframework of simple functional programming tools
• **Swiftx** - Functional data types and functions for any project
• **Swiftz** - Functional programming in Swift
• **Argo** - Functional JSON parsing library for Swift
• **Interstellar** - Simple and lightweight Functional Reactive Coding in Swift for the rest of us
• **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
• **Functional** - A functional programming framework for Swift
• **SwiftSequence** - A μframework of extensions for SequenceType in Swift 2.0, inspired by Python's itertools, Haskell's standard library, and other things
• **SINQ** - LINQ for Swift - Swift Integrated Query
• **Dollar.swift** - A functional tool-belt for Swift Language similar to Lo-Dash or Underscore.js in Javascript

[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
• **transducers-js** - A high performance Transducers implementation for JavaScript
• **fantasy-land** - Specification for interoperability of common algebraic structures in JavaScript
• **ramda-lens** - Lens library built on ramda
• **este** - Dev stack and starter kit for functional and universal React web apps
• **async** - Async utilities for node and the browser
• **Sugar** - A Javascript library for working with native objects
• **switch-fn** - Write a functional switch statement
• **async-to-gen** - Transform async functions to generator functions with speed and simplicity
• **1-liners** - Functional tools that couldn’t be simpler
• **Crocks - A collection of well known Monadic Containers for your utter enjoyment.**
• **linq** - linq.js - LINQ for JavaScript library
• **purify** - Functional programming library for TypeScript focusing on ADTs
• **transducers.js** - A small library for generalized transformation of data (inspired by Clojure's transducers)
• **contra** - Asynchronous flow control with a functional taste to it
• **scour** - Traverse objects and arrays with ease
• **fkit** - A functional programming toolkit for JavaScript
• **partial.lenses** - Partial lenses is a comprehensive, high-performance optics library for JavaScript
• **neo-async** - Neo-Async is thought to be used as a drop-in replacement for Async, it almost fully covers its functionality and runs faster
• **asyncawait** - Callback heaven for Node.js with async/await
• **nodent** - Asynchronous Javascript language extensions
• **async-csp** - CSP style channels using ES7 async/await
• **streamjs** - Lazy Object Streaming Pipeline for JavaScript
• **flow-static-land** - Implementation of common algebraic types in JavaScript + Flow
• **ramda-fantasy** - Fantasy-Land compatible types for easy integration with Ramda.js
• **TsMonad** - Little monad library designed for TypeScript
• **linq.ts** - LinQ for TypeScript
• **immutable-ext** - fantasyland extensions for immutablejs
• **trine** - A utility library for modern JavaScript
• **nimble** - A really tiny functional JavaScript and async flow-control library
• **asyncp** - Port of the async library to use Promises
• **ez-dom** - Functional library to manipulate the DOM
• **kewler** - Simple functional and immutable color manipulation library
• **maryamyriameliamurphies.js** - A library of Haskell-style morphisms ported to ES2015 JavaScript using Babel
• **operajonal** - Implementation of free monads in JavaScript, based on Haskell's operational package
• **asyncbox** - A collection of ES7 async/await utilities
• **creed** - Sophisticated and functionally-minded async with advanced features: coroutines, promises, ES2015 iterables, fantasy-land
• **free** - Combination of a free applicative functor and free monad
• **immutagen** - A library for simulating immutable generators in JavaScript
• **burrido** - Do-notation for JavaScript
• **union-type** - A small JavaScript library for defining and using union types
• **fantasydo** - Do-notation for javascript fantasy land
• **nux** - A Push-Based Functional Reactive UI Library for the Web
• **sanctuary-type-classes** - Standard library for Fantasy Land
• **cat.js** - Category Theory for JavaScript
• **it.js** - Chainable object-oriented functional combinators
• **imlazy** - Functional, declarative, immutable and lazy as you like
• **mandolin** - Painlessly enhance your JavaScript with monadic types
• **js-csp** - Communicating sequential processes for Javascript (like Clojurescript core.async, or Go)
• **barely-functional** - tiny (2.7kb) functional programming library using native es5/6 operations
• **culljs** - Functional javascript for adults - no cushions included
• **underarm** - Transducers Inspired by Underscore
• **akh-cont** - Akh continuation monad and monad transformer
• **freeky** - Free monad Collection
• **fantasy-birds** - port of the haskell package Data.Aviary.Birds. Every thing for your combinatory needs
• **lenses** - Composable kmett style lenses
• **optics** - This library is an implementation of profunctor optics using JS, heavily influenced by the PureScript Profunctor Lenses and Kmett's Lens libraries.
• **fantasy-lenses** - Composable, immutable getters and setters
• **folktalejs** - Robust, Scalable, DRY. Folktale is a suite of libraries for generic functional programming in JavaScript that allows you to write elegant modular applications with fewer bugs, and more reuse
• **wu.js** - is a JavaScript library providing higher order functions (such as map, filter, and reduce) for ECMAScript 6 iterators
• **pointfree-fantasy** - Point free wrappers for fantasy land
• **lamb** - A lightweight, and docile, JavaScript (ES5) library to help embracing functional programming
• **alicates** - Small library for functional programming with ES2015+
• **transduce** - JavaScript transducers
• **udon** - Practical functional programming in JavaScript
• **f** - Implementing native versions of Haskell functions according to JavaScript ES6 standards
• **Slack** - Lazy functional JS library
• **funkit** - Functional toolkit for javascript
• **funko** - Naive minimalistic functional programming library
• **co-functional** - co-functional is a MIT licenced library that provides several functions for use with the co library
• **iterablejs** - Lazy-loading wrapper for iterable items and common functional programming operations
• **conjs** - a featured fork of mori, with core.async included
• **medium** - CSP-style channel library using ES7 async/await keywords
• **prelude** - Base functional programming utils for mostjs packages
• **monad-transformers** - Practical monad transformers for JS
• **lazy-either** - A lazy implementation of the Fantasy Land Either type
• **parallel-future** - Run Futures in parallel
• **futurize** - Turn callback-style functions or promises into futures
• **monady** - Composable monads for functional async flow
• **pure-random** - A purely functional random number generator
• **fantasy-frees** - Free monads
• **fantasy-derivations** - Use methods on ADTs whether or not they're defined
• **fantasy-do** - Do notation for javascript
• **future-io** - A fantasy-land compliant monadic IO library for Node.js.
• **List-in-JS** - List in JS provides List like List of Haskell. List in JS implements Fantasy Land Specification. List is a Setoid, a Semigroup, a Monoid, a Functor, an Applicative Functor, Foldable, Traversable, a Chain and a Monad
• **doM.js** - "do" monad syntax for JavaScript
• **do-notation** - Do notation for Fantasy Land monad types
• **monadic** - Do-notation and Monads for JavaScript
• **async-ls** - Higher order functions, compositions and common operations for asynchronous programming in LiveScript
• **florida** - Pure functional accessor factories in js
• **gentoo** - Tools for ES6 generators
• **chained-promise** - Functional programming tools for recurring promises
• **tiny-tuple** - Tiny Tuple library for Client or Server
• **adt.js** - Algebraic data types for Javascript
• **fantasy-states** - State control structure
• **wu.js** - is a JavaScript library providing higher order functions (such as map, filter, and reduce) for ECMAScript 6 iterators
• **jabz** - Powerful and practical abstractions for JavaScript and TypeScript. Functors, Monads, Traversables and all that jazz
• **static-land** - Specification for common algebraic types in JavaScript based on Fantasy Land
• **daggy** - Library for creating tagged constructors
• **sanctuary** - Refuge from unsafe JavaScript
• **Fluture** - A complete Fantasy Land compatible Future library
• **lazy.js** - is a functional utility library for JavaScript, similar to Underscore and Lo-Dash, but with an underlying engine that supports many more use cases than those libraries, while offering comparable or superior performance in most scenarios
• **lamb** - A lightweight, and docile, JavaScript (ES5) library to help embracing functional programming
• **lodash-fp** - lodash with auto-curried iteratee-first data-last methods
• **csp** - CSP/Actor/Transducer Experiments
• **f** - Implementing native versions of Haskell functions according to JavaScript ES6 standards
• **fops** - Curried, functional operators
• **funkit** - Functional toolkit for javascript
• **chunkify** - A functional API to unblock your JavaScript
• **co-functional** - co-functional is a MIT licenced library that provides several functions for use with the co library
• **redash** - Compact library for writing performant functional JavaScript
• **kneden** - Transpile ES7 async/await to vanilla ES6 Promise chains: a Babel plugin
• **monad-transformers** - Practical monad transformers for JS
• **Idealist** - Functional HTTP micro-framework
• **List-in-JS** - List in JS provides List like List of Haskell. List in JS implements Fantasy Land Specification. List is a Setoid, a Semigroup, a Monoid, a Functor, an Applicative Functor, Foldable, Traversable, a Chain and a Monad
• **monadic** - Do-notation and Monads for JavaScript
• **Ramda** - A practical functional library for Javascript programmers

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

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

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

• **functional.net** - Library of functions and list extensions for C#
• **language-ext** - C# functional language extensions and 'Erlang like' concurrency system
• **FuncSharp** - Functional programming in C#
• **monadsharp** - A collection of monads for C# that provide some functional programming flavor
• **csharp-probability-monad** - A probabilistic programming framework for C#
• **Ramda.NET** - Practical functional C# port from Ramda.js
• **FuncSharp** - Functional programming in C#

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

• **Coconut** - Simple, elegant, Pythonic functional programming
• **fn.py** - Functional programming in Python: implementation of missing features to enjoy FP
• **toolz** - A functional standard library for Python
• **funcy** - A fancy and practical functional tools
• **f** - Functional stuff for Python
• **Coconut** - Simple, elegant, Pythonic functional programming
• **pyMonet** - High abstract library for functional programming. Contains algebraic data structures known from Haskell or Scala

[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
• **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
• **go-linq** - .NET LINQ-like query methods for Go
• **The Oden Programming Language** - Oden is an experimental, statically typed, functional programming language, built for the Go ecosystem

[Clojure](https://github.com/clojure/clojure)/[ClojureScript](https://github.com/clojure/clojurescript)

• **cats** - Category Theory and Algebraic abstractions for Clojure and ClojureScript
• **lux** - The Lux Programming Language
• **jank** - A statically typed functional programming language

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

• **hackett** - (Very) WIP implementation of a Haskell 98-like Lisp in Racket

[PHP](https://github.com/php/php-src)

• **functional-php** - Primitives for functional programming in PHP
• **pramda** - Practical Functional Programming in PHP
• **ginq** - LINQ to Object inspired DSL for PHP
• **Pinq** - PHP Integrated Query, a real LINQ library for PHP
• **YaLinqo** - Yet Another LINQ to Objects for PHP
• **prelude** - Functional library for PHP
• **Non-standard PHP library (NSPL)** - Compact functional programming oriented code and more

[Scala](https://github.com/scala/scala)

• **scalaz** - An extension to the core Scala library for functional programming
• **cats** - Lightweight, modular, and extensible library for functional programming
• **Structures** - Functional type classes for Scala
• **rillit** - Boilerplate-free Functional Lenses for Scala 2.10
• **macroid** - A modular functional UI language for Android

[Kotlin](https://github.com/JetBrains/kotlin)

• **funKTionale** - Functional constructs for Kotlin
• **Forge** - Functional style JSON parsing written in Kotlin
• **funktional** - Kotlin monads
• **Arrow** - Functional programming library, which adds patterns, type classes and more
• **kotlinslang** - A functional library for Kotlin that provides functional control structures. Inspired by javaslang

[Java](http://www.oracle.com/technetwork/java/index.html)

• **Jinq** - LINQ-style queries for Java 8
• **Frege** - is a Haskell for the JVM. It brings purely functional programing to the Java platform.
• **functionaljava** - Functional programming in Java
• **linq4j** - A port of LINQ (Language-Integrated Query) to Java
• **javaz** - Java 8 lambda experiment
• **yeti** - Functional programming language for JVM
• **TotallyLazy** - A complete functional environment for Java
• **Vavr** - (formerly called Javaslang) object-functional library that runs with Java 8+

[ClojureScript](https://github.com/clojure/clojurescript)

• **re-frame** - A Reagent Framework For Writing SPAs, in Clojurescript

[Haskell](https://www.haskell.org)

• **reflex** - Practical Functional Reactive Programming
• **ivorylang** - is an eDSL for safe systems programming. You can think of Ivory as a safer C, embedded in Haskell
• **ghcvm** - A Haskell to JVM compiler that supports GHC Haskell
• **futhark** - A data-parallel functional programming language

[F#](https://github.com/fsharp/fsharp)

• **Streams** - A lightweight F#/C# library for efficient functional-style pipelines on streams of data
• **Juniper** - FRP (Functional Reactive Programming) for the Arduino and other microcontrollers
• **FSharpx.Extras** - Functional programming and other utilities
• **hekate** - Purely Functional Graphs for F#
• **chiron** - Functional JSON library for F#
• **micron** - A minimalistic pure functional programming language
• **freya** - Functional-first web stack, including an HTTP finite state machine, built on top of OWIN
• **Lw** - is a general-purpose statically-typed functional language with advanced features.
• **Fable** - F# to JavaScript Compiler
• **ReactFSharp** - Proof of concept demo implementing a React like declarative UI API for F# on top of RX
• **FSharpPlus** - A complete and extensible base library for F#.
• **freya** - Functional-first web stack, including an HTTP finite state machine, built on top of OWIN
• **Fable** - F# to JavaScript Compiler

[Rust](https://github.com/rust-lang/rust)

• **elmesque** - An attempt at porting Elm's incredibly useful, purely functional std graphics modules

[Julia](https://github.com/JuliaLang/julia)

• **Lazy.jl** - Functional programming for Julia
• **FunctionalCollections.jl** - Functional and persistent data structures for Julia
• **Lazy.jl** - Functional programming for Julia
• **FunctionalCollections.jl** - Functional and persistent data structures for Julia

[Erlang](https://www.erlang.org)

• **lfe** - Lisp Flavoured Erlang (LFE)

[OCaml](https://ocaml.org/)

• **bucklescript** - A backend for the OCaml compiler which emits JavaScript

Combinators

• Learning Functional Programming with JavaScript by Anjana Vakil at JSUnconf 2016
• Classroom Coding with Prof. Frisby
• Functional programming patterns for the non-mathematician (cut)
• 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
• 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
• Lambda Jam 2014 - Eric Meijer - The Lost Art of Denotational Semantics
• SKI School: The Combinator Calculus Demystified
• Erik Meijer - Functional Programming From First Principles
• 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
• Elm in Purescript
• Pure Functional Database Programming with Fixpoint Types—Rob Norris
• Functional JS - Lenses - JavaScript
• "Point-Free or Die: Tacit Programming in Haskell and Beyond" by Amar Shah
• How to Create Tetris in Elm
• Functional Programming with Kotlin
• Category theory for JavaScript programmers
• Haskell Programming Tutorial
• Professor Frisby Introduces Composable Functional JavaScript
• Russian videos about clojure and clojurescript
• Parallel and Concurrent Haskell
• «PureScript livecoding» by Dmirti Bushenko
• Classroom Coding with Prof. Frisby
• Jason Ganetsky on Making a Fast Curry: Push/Enter vs. Eval/Apply for Higher-order Languages
• Category theory for JavaScript programmers

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

• Functional Programming in JavaScript
• Grokking Simplicity: Taming complex software with functional thinking - Eric Normand
• PureScript by Example
• Functional Programming in C#
• Functional Reactive Programming
• Functional Programming in Java
• Functional Programming in C++
• Functional Programming in Kotlin
• Elm in Action
• Functional JavaScript
• Functional Programming in JavaScript - Dan Mantyla
• Lenses in Functional Programming
• The Weird World of Bi-Directional Programming
• 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
• The Transparent Web
• JavaScript Allongé, the "Six" Edition
• Parallel Computing: Theory and Practice
• Haskell Tutorial and Cookbook
• Get Programming with Haskell
• Haskell in Depth
• A book about functional programming in JavaScript
• Mostly adequate guide to FP (in javascript)
• Functional Javascript Workshop (console based tutorial)
• Mostly adequate guide to FP (in javascript) - russian version
• Functional Programming with Bananas, Lenses, Envelopes and Barbed Wire
• Excerpt Funtional Programming JavaScript
• Learning Haskell
• Programming with Refinement Types - An Introduction to LiquidHaskell
• learning Scalaz
• Parallel Computing: Theory and Practice
• Розплутаний ClojureScript
• The Neophyte's Guide to Scala
• Programming with Refinement Types - An Introduction to LiquidHaskell
• Learn you a Haskell for great good! (A beginner's guide)
• Functional JavaScript: Introducing Functional Programming with Underscore.js - Michael Fogus
• The Transparent Web

• Part 1: An Intro to Functional Programming Concepts in JavaScript
• Lazy, composable, and modular JavaScript
• Functional Programming for JavaScript People
• 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
• 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
• Point-free programming style in F#
• 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
• 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
• 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
• 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
• 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
• Tuples in JavaScript
• How to Speed Up Lo-Dash ×100? Introducing Lazy Evaluation
• Swift closures and functions
• Partial Application in JavaScript
• How Do I Learn Functional Programming In Javascript? - Linkpost
• Composing Functions in JavaScript
• Forcing Function Arity in JavaScript
• Wrapping JavaScript Functions
• Functional programming with Javascript
• Immutable.js: The True Joy of JavaScript
• So You Want to be a Functional Programmer Series by Charles Scalfani
• Iffy Literals
• How to Speed Up Lo-Dash ×100? Introducing Lazy Evaluation
• Implicit Function Chaining in Lodash
• Lodash and ECMAScript 2015
• Functional JavaScript
• Functional programming in R language
• What are some limitations/disadvantages of functional programming?
• What Is Functional Programming?
• Which Programming Languages Are Functional?
• Understanding Transducers
• How Do I Learn Functional Programming In Javascript? - Linkpost
• More points for lazy evaluation
• Functional Programming Principles in Scala
• The allure of Scala.js
• The Perfect API
• Proofs of functor laws in Haskell
• Support for deriving Functor, Foldable, and Traversable instances
• Design Patterns in Haskell
• Haskell Progressive Example - An OpenGL 3D extension of the Mandelbrot set
• Using F# on both the frontend and the backend
• Functional Programming in JavaScript
• Favoring Curry
• The Philosophy of Ramda
• Ranging Near and Far
• Why Ramda?
• How Do I Learn Functional Programming In Javascript? - Linkpost
• Recursion in JavaScript
• Functional programming with Ramda
• Functional Programming should be your #1 priority for 2015
• Why using `_.chain` is a mistake
• Functional Programming In JS — With Practical Examples (Part 1)
• Stack safe Function composition
• Input and Output
• Foldable and Traversable
• The functor design pattern
• list-transformer - A beginner-friendly ListT
• From mathematics to map-reduce

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

• Monads in JavaScript
• The Marvels of Monads
• The Mother of all Monads
• Understanding Monads With 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
• 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
• Монады в Javascript
• Functors, Applicatives, and Monads in Plain English
• Decision Trees Are Free Monads Over the Reader Functor
• Утилиты работы с монадами
• 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 Dead Simple, No Chit Chat, Zero-Analogy Haskell Monad Tutorial
• Understanding Monads
• Monads: Your App as a Function, Part 1
• Category Theory via C# (22) More Monad: Continuation Monad
• The Mother of all Monads
• Understanding Monads With JavaScript
• Comonads, Monoids and Trees
• Functors, Applicative Functors, and Monads aren't that scary
• Who in Their Right Mind Would Use Monads in Clojure?
• Monads in plain JavaScript
• Monads
• Monads - function composition on steroids
• Rx for Haskell - My First Monad
• Functors, Applicatives, and Monads in Plain English
• Decision Trees Are Free Monads Over the Reader Functor
• Собираемся с духом и перестаем бояться монад
• Утилиты работы с монадами
• The midnight Monad, a journey to enlightenment
• A Fistful of Monads
• A Monad in Practicality: First-Class Failures
• A Monad in Practicality: Controlling Time
• The Marvellously Mysterious JavaScript Maybe Monad

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

• Switching from imperative to functional programming with games in Elm
• Learning FP the hard way: Experiences on the Elm language
• Getting Started with Elm
• Understanding Signal.forwardTo
• Architecture in Elm
• Introduction to ML in 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
• Understanding Signal.forwardTo
• Signals in Elm
• Tasks and Effects in Elm
• Elm Native UI: Writing a React Native app in Elm
• Structured TodoMVC example with Elm
• 10 reasons why you should give Elm a try
• Why Elm is Going to Change the World

[Lenses]()

• Lenses and Virtual DOM Support Open Closed
• 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
• Линзы: Real World
• 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
• JavaScript through the Lenses of Functional Programming
• JavaScript through the Lenses of Functional Programming
• Lenses and Virtual DOM Support Open Closed
• How functional programming lenses work
• Lens Tutorial - Introduction (part 1)
• Lens Tutorial - Stab & Traversal (Part 2)

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

• Building Apps with PureScript and React
• Frontend Functional Programming with PureScript and Elm
• Writing PureScript Bindings for a jQuery Plugin
• 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
• Purescript will make you purr like a kitten
• PureScript + React + Electron
• Getting started in PureScript (Part 1)
• Getting Started with Purescript for Web Development
• PureScript — An Intro for JavaScript Hackers
• Parsing complex foreign objects in PureScript
• Row span with PureScript pux and JavaScript redux
• Make the Leap from JavaScript to PureScript
• Frontend Functional Programming with PureScript and Elm
• Approximating PI With PureScript
• PureScript for Front End Developers
• Parsing complex foreign objects in PureScript
• Row span with PureScript pux and JavaScript redux
• A Real-World PureScript FE Build Setup
• PureScript for the Haskeller Where to get started in PureScript for the Haskell programmer

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

• 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
• Ela - A dynamic functional language
• Agda - A dependently typed functional programming language
• Koka - A function-oriented language with effect inference
• Ela - A dynamic functional language
• Ditto - A super kawaii dependently typed language for you!
• Pyret - A programming language designed to serve as an outstanding choice for programming education while exploring the confluence of scripting and functional programming
• F* - (pronounced F star) An ML-like functional programming language aimed at program verification
• Idris - A general purpose pure functional programming language with dependent types
• Eta - A powerful language for building scalable systems on the JVM

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
• Functional Programming in JavaScript
• ECMAScript 6 Quiz
• Functional Programming from Scott Sauyet
• Better know a language PureScript
• Functional Programming. Patterns in Scala
• ECMAScript 6 Quiz
• Немного о функциональном программирование в JavaScript
• Category theory for beginners
• Functional Programming Forever
• Why Haskell?
• PureScript
• Анонимные записи в Haskell
• Collections libraries in JavaScript
• Transducers - Reducing complexity with reducers
• Remove the Boilerplate
• Map, Flatmap and Reduce are Your New Best Friends: Simpler Collections, Concurrency, and Big Data
• Монады для барабанщиков
• Fun* JavaScript Workshop - Dr. Gleb Bahmutov PhD

Combinators

• Functional Works
• Scala World
• ruHaskell
• Brian Lonsdorf
• jasonofthel33t
• Лекториум
• Scala Russia