Functional Programming

JavaScript's functional programming helper library.

turf meta module

Functional programming in TypeScript

Simple, scalable state management.

A porting of scala monocle library to TypeScript

Implementation of newtypes in TypeScript

Simple `and` and `or` functional programming predicates

Utility functions and common patterns for MobX

A library of Javascript utility functions with an emphasis on Functional Programming.

ESLint rules to disable mutation and promote fp in TypeScript.

A library for safe functional programming in JavaScript, with first-class support for TypeScript

ESLint rules for functional programming

A suite of libraries for generic functional programming in JavaScript that allows you to write elegant modular applications with fewer bugs and more reuse.

Opinionated, transactional, MobX powered state container

A functional JavaScript library that facilitates currying and point-free programming, with optional lambda expressions.

Wrap a function without changing its name and other properties

Reactive Programming library for JavaScript inspired by Bacon.js and RxJS with focus on high performance and low memory usage

A utility library for JavaScript and Typescript.

Implementation of common algebraic types in JavaScript + Flow

ESLint rules for lodash/fp

A community driven utility package for fp-ts

The missing pseudo-standard library for fp-ts.

Functional programming standard library for TypeScript

Monadic streams

meta and functional programming helpers for turf modules

A small functional reactive programming lib for JavaScript.

JavaScript library that provides a useful functional programming helpers. Add your own.

Retry combinators for monadic actions that may fail

Functional composition library

Lightweight and real-time data functional stream programming framework like event-stream, written in ES6 using async await with multi-threading and typescript support

Simple functional programming utility & Misc programming tool

A pluggable minimal version of Scramjet that focuses only on stream transform and exposes only core features

TypeScript meta functions for (especially variadic) meta programming

ReScript compiler, OCaml standard libary by ReScript and its required runtime support

Create and react to reactive variables.

Type safe replacement for node's EventEmitter

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

ReScript toolchain

Reactive programming with lean, functions-only, curried, tree-shakeable API

Reactive programming with lean, functions-only, curried, tree-shakeable API

A pipe function to perform function composition in LTR (Left To Right) direction.

Type-safe, ergonomic, polymorphic optics for TypeScript

Helprjs is a JavaScript library that provides a whole mess of useful functional programming helpers without extending any built-in objects

Some common prototypes for node.js: string.startsWith(), object.countProperties() and more. Facilities for functional programming with objects: object.forEach(), object.filter(). Functions are added safely using Object.defineProperty().

A MobX powered state management solution based on data trees with first class support for TypeScript, snapshots, patches and much more

AOP(aspect-oriented programming) library or creating hooks for debug and monkey patch function using ES6 Proxy|Class Prototype.

Reactive programming with lean, functions-only, curried, tree-shakeable API

Fast cartesian product

Provides a simple API to normalize texts, white-spaces, paragraphs & diacritics.

Reactive programming with lean, functions-only, curried, tree-shakeable API