functional-programming

🛠 Data manipulation for GraphQL queries with lodash syntax

Mostly adequate guide to FP (in javascript, translated to russian)

An experimental language which adds functional programming features to Go.

🔧 Fast, modern, and practical utility library for FP in TypeScript.

A curated list of resources on why ES6 (aka ES2015) classes are NOT awesome

🎬 The source for www.pointfree.co, a hub for advanced Swift programming.

Hazel, a live functional programming environment with typed holes

SQL DSL (Domain Specific Language) for Kotlin and Java. Supports rendering for MyBatis or Spring JDBC Templates

🎼 A library for function composition.

NixOS Guide. Learn all about the immutable Nix Operating System and the declarative Nix Expression Language.

The most powerful IO monad implementation in JS, possibly in any language!

A strictly typed utility library.

Python supercharged for the fastai library

The MLton repository

Full-blown preprocessor metaprogramming

Dataflow programming language where you write a program as a message-passing graph and everything runs in parallel by default. It has strong static ty...

An APL-like programming language

GRIN is a compiler back-end for lazy and strict functional languages with whole program optimization support.

Functional optics: a (partial) porting of Scala monocle

✨ A Learning Path for Functional Programming

A (more or less) one page introduction to Nix, the language.

ESLint rules to disable mutation and promote fp in JavaScript and TypeScript.

Functional GraphQL library for Scala

An overview of Elm syntax and features

Functional props composition for UI components (React.js & Vue.js)

The Egison Programming Language

Clio is a functional, parallel, distributed programming language.

A robust option type for C#

🤝 Design by contract for Python. Write bug-free code. Add a few decorators, get static analysis and tests for free.

Functional constructs for Kotlin

Type-safe, ergonomic, polymorphic optics for TypeScript

Expressive types for Spark.

Useful, common monads in idiomatic Ruby

Simple, expressive & portable programming language for efficient scripting

C# discriminated union source generator

Functional patterns for Java

Modify deeply nested case class fields

The Felix Programming Language

十分钟魔法练习

🖥️ a cross-platform modern shell.

A community-driven knowledge base of practical patterns for Effect-TS.

Chess API written in scala. Immutable and free of side effects.

Functional programming for Python

Specification for common algebraic structures in JavaScript based on Fantasy Land

Functional programming in Dart

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

A simple library for creating complex neural networks

🏛️ Nest.js clean architecture example following some DDD principles with use-cases written in functionnal programming.

A visual Haskell

🤠 Object property paths with wildcards and regexps 🌵