Awesome Node ESM

A curated list of Node.js modules with native ESM support and resources about ES Modules in Node.js.

Contents

• Articles
• Tools
• Packages
  • Web frameworks
  • HTTP
  • WebSocket
  • Template engines
  • SSR
  • Databases
  • Logging
  • Testing
  • CLI
  • Date
  • File system
  • Utility (value manipulations)
  • Random
  • Parsing
  • Compression
  • Performance
  • AST
  • Functional programming
  • Math
  • Ethereum
  • Other

Articles

• ECMAScript Modules Node.js docs
• How to Use ESM on the Web and Node.js
• Using ES modules natively in Node.js
• ES Modules in Node today
• Super Simple Start to ESModules in Node.js

Tools

• esbuild - an extremely fast JavaScript bundler and minifier.
• tsup - bundle your TypeScript library with no config, powered by esbuild.
• rollup - next-generation ES Module bundler.
• dual-publish - publish JS project as dual ES modules and CommonJS package to npm
• cjstoesm - tool that can transform CommonJS to ESM
• esbuild-node-loader - transpile TypeScript to ESM with Node.js loader.
• tsm - TypeScript Module Loader

Packages

Web frameworks

• tinyhttp - tiny web framework as a replacement of Express.
• polka (alpha only) - micro web server so fast, it'll make you dance!
• koa - expressive middleware for node.js using ES2017 async functions

HTTP

HTTP Clients

• node-fetch - light-weight module that brings window.fetch to Node.js
• httpie - a Node.js HTTP client as easy as pie!

API Clients

• kitsu - simple, lightweight & framework agnostic JSON:API client
• twitter-lite - tiny, full-featured, flexible client / server library for the Twitter API

WebSocket

• sockette - tiny wrapper around WebSocket that will automatically reconnect if the connection is lost!

Middleware

• milliparsec - tiniest Node.js body parser ever
• sirv - an optimized middleware & CLI application for serving static files~!
• tinyws - tiny WebSocket middleware for Node.js
• malibu - framework-agnostic CSRF middleware for modern Node.js
• lru-send - LRU-based caching middleware for Node.js

Template engines

• eta - embedded JS template engine for Node, Deno, and the browser
• tempura - A light, crispy, and delicious template engine

SSR

• preact-render-to-string - universal rendering for Preact: render JSX and Preact components to HTML.
• hyperapp-render - render Hyperapp to an HTML string with SSR and Node.js streaming support.
• hypermdx - Markdown enhanced with Hyperapp
• streamdown - stream markdown to HTML

Databases

• rxdb - a realtime Database for JavaScript Applications.

Logging

• logtown - simple Logging Facade for JavaScript.
• oddlog - high-performance payload focused logging library for node.js.
• diary - zero-dependency, fast logging library for both Node and Browser.
• roarr - JSON logger for Node.js and browser.

Testing

• uvu - an extremely fast and lightweight test runner for Node.js and the browser.
• oletus - minimal ECMAScript Module test runner
• hanbi - a small javascript library for stubbing and spying on methods/functions.
• wirepig - mock HTTP and TCP dependencies with real sockets.

CLI

Argument parsing

• yargs - Command-line parser that automatically generates an elegant user-interface.

Colors

• colorette - color your terminal using pure idiomatic JavaScript.
• kleur - the fastest Node.js library for formatting terminal text with ANSI colors~!

Date

• dayjs - 2KB immutable date library alternative to Moment.js with the same modern API
• tinydate - a tiny (349B) reusable date formatter.
• tempe - Featherlight (< 2kB) helper for Javascript date formatting
• light-date - blazing fast & lightweight (157 bytes) date formatting for Node.js and the browser.

File system

• istextorbinary - Check if a file is text or binary.
• @tinyhttp/dotenv - A rewrite of dotenv module.

Utility

• dequal - tiny (304B to 489B) utility to check for deep equality
• klona - tiny (240B to 507B) and fast utility to "deep clone" Objects, Arrays, Dates, RegExps, and more!
• dlv - Safe deep property access in 120 bytes. x = dlv(obj, 'a.b.x')

Random

• uuid - tiny (230B), fast, and cryptographically secure UUID (V4) generator for Node and the browser
• nanoid - Tiny, secure, URL-friendly, unique string ID generator.

Parsing

• snarkdown - a snarky 1kb Markdown parser written in JavaScript

Compression

• anzip - simple async unzip library for Node.js

Performance

• piscina - a fast, efficient Node.js Worker Thread Pool implementation
• nanodelay - a tiny (25 bytes) Promise wrapper around setTimeout

AST

• acorn - a small, fast, JavaScript-based JavaScript parser

Functional programming

• immutable - Immutable data collections.
• ramda - practical functional Javascript.
• smoldash - A tiny lodash alternative built for the modern web
• deepdash - tree traversal library written in Underscore/Lodash fashion

Math

• mathjs - An extensive math library.

Ethereum

• get-ens - Get text records of an ENS address
• send-tx - Sign & send Ethereum transactions

Other

• turf - a modular geospatial engine written in JavaScript
• cashify - lightweight currency conversion library, successor of money.js
• astro - build faster websites with the island architecture
• transliterate - convert Unicode characters to Latin characters using transliteration
• emittery - simple and modern async event emitter.