It's a terrible language, but given its status as the de-facto languageof the web, it has an incredible ecosystem of tools developed to helpout.

Libraries

Functional Programming

Fantasyland
Specification for algebra in JavaScript

Folktale
A corresponding standard library

Staticland
Fantasyland but without classes

Tools

Typescript

functional programing for ts

3D

MatterJS

Rigid body physics engine

Phaser
2d game framework

ThreeJS

flexbox forreact-three-fiber

UI Dev

https://github.com/davidkpiano/xstate :: state machines for the web

Meta

Acorn
js parser in js

EsLint config

Hardcoreconfigfunctionalconfig

Etc

ImmutableJS: Immutable data structures Ramda: Better JS functionalprogramming Typescript with these two is the de factor pure programmingecosystem.

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CRDTs

an excellent resource on conflict-free replicateddatatypes https://github.com/sweet-js/sweet-corehttps://github.com/atom/node-spellchecker

node

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