Top 780 functional-programming open source projects

Map/Reduce/Filter/Find Vs For loop Vs For each Vs Lodash vs Ramda

💡 Java、Scala、Rust、Python、Kotlin etc.「learning & notes & blogs, leetcode implementation in multiple languages. welcome to contribute」📈

Java 8 annotation processor and framework for deriving algebraic data types constructors, pattern-matching, folds, optics and typeclasses.

函数式编程术语及示例。本项目译自 https://github.com/hemanth/functional-programming-jargon

Purely functional JSON parser and library in scala.

Composable schemas for JavaScript and Node.js

A little course to learn about some of the more obscure GHC extensions.

FP iterators that are both eager and asynchronous

Principled Functional Programming in Scala

Code and exercises from Bartosz Milewski's Basics of Haskell Tutorial

distributed dataflows with functional list operations for data processing with C++14

λΠ Programming Language Theory

Higher-order functions for c++

Category theory in the context of (functional) programming

A Programming Language for Deep Learning

GlueSQL is quite sticky, it attaches to anywhere.

vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.

Useful, common monads in idiomatic Ruby

Mostly adequate guide to FP (in javascript)

Λrrow - Functional companion to Kotlin's Standard Library

Functional programming in Dart

A StreamLike, Immutable, Lazy Loading and smart Golang Library to deal with slices.

A collection of useful Swift tools that are used in the Kickstarter apps.

Nix, the purely functional package manager

Apache Groovy: A powerful multi-faceted programming language for the JVM platform

TopShell - a purely functional, reactive scripting language

FP library for JavaScript. Supports named-argument style methods.

In this article I try to explain why Haskell keeps being such an important language by presenting some of its most important and distinguishing features and detailing them with working code examples. The presentation aims to be self-contained and does not require any previous knowledge of the language.

🕸 A collection of Swift server-side frameworks for handling HTML, CSS, routing and middleware.

Yet Another LINQ to Objects for PHP [Simplified BSD]

Carp is a programming language designed to work well for interactive and performance sensitive use cases like games, sound synthesis and visualizations.

An interpreter for learning and exploring pure λ-calculus

📚 Collection of JavaScript exercises and coding challenges.

Functional is a library for functional programming in JavaScript. It defines the standard higher-order functions such as map, reduce (aka foldl), and select (aka filter). It also defines functions such as curry, rcurry, and partial for partial function application; and compose, guard, and until for function-level programming.

A Java 8+ Cheat Sheet for functional programming

C++ library for value-oriented design using the unidirectional data-flow architecture — Redux for C++

A curated list of useful Fable tutorials, libraries and software. Inspired by awesome list. Feel free to contribute.

A multiplatform Result monad for modelling success or failure operations.

A Python toolkit for processing tabular data

Functional programming great resources

Foundations of Functional Programming in Scala is a comprehensive, self-paced online course with no prerequisites, which helps you to become a confident, productive, and powerful functional Scala developer.

Abstraction for managing asynchronous code in JS

A library for safer and smarter error- and "nothing"-handling in TypeScript.

C# functional language extensions - a base class library for functional programming

Qo - Query Object - Pattern matching and fluent querying in Ruby

🛂 A result type that accumulates multiple errors.

🎶 A collection of types and functions that enhance the Swift language.

Declarative UITableViewDataSource implementation

A fool's scriptum on functional programming

Hazel, a live functional programming environment with typed holes

Abstractions and constructions from math (Category theory, Abstract algebra) implementations in Scala, minimal description, links to good explanations, links to implementations in other FP languages: Haskell, Idris, Purescript, non FP too: Java, C++ and to formalizations in proof assistants: Coq (UniMath, HoTT book), Cubical Agda.

Type-safe general-cryptography library - https://jmcardon.github.io/tsec/

RxSwift를 스터디하는 공간

⚙️ Golang functional utility library with syntactic sugar. It's like lodash, but for Go

java port of Underscore.js

Functional programming in Swift

十分钟魔法练习

An Intellij/Android Studio plugin to help visualise side effects in your code.

effect isolation in Python, to facilitate more purely functional code

Zero Framework：http://www.vertxup.cn