Lexicographically-subdivide the “space” between strings, by defining an alternate non-base-ten number system using a pre-defined dictionary of symbol↔︎number mappings. Handy for ordering NoSQL keys.

Using this package, you can synchronise your code logic across browser tabs.

A tiny FPS for js13k

A tool for writing better scripts

Socket.io client inside a WebWorker thread

A package to help you find out which of your node_modules aren't ES5 so you can add them to your Webpack/Rollup/Parcel transpilation steps.

A Zero-dependency TypeScript/JavaScript financial library (based on numpy-financial) for Node.js, Deno and the browser

⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API

Server side compatible substitution for Window.matchMedia()

Atomic counters and rate limiting tools. Limit resource access at any scale.

Next-gen browser and mobile automation test framework for Node.js

Create guided tours in your apps

A lean, modular web server for rapid full-stack development.

SAML 2.0 authentication with Passport

A Javascript library for dealing with VAT MOSS and Norway VAT on digital services. Includes VAT ID checking, rate calculation based on place of supply, exchange rate and currency tools for invoices.

Up-to-date European VAT Rates

Scalable replication and change listening for CouchDB

Record, Replay, and Stub HTTP Interactions.

✂️📦Bundler-independent solution for SSR-friendly code-splitting

The Docker Bench for Security is a script that checks for dozens of common best-practices around deploying Docker containers in production.

Node.js caching layer with flexible invalidation based around 'tags'.

Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB (v6), DB2 and DB2 for IBM i.

WebdriverIO v4 service that enables DevTools functionality for you WebDriver session

Simple React Bootstrap 5 components

Run client-side mocha tests in the command line through headless Chrome.

Promise packages, patterns, chat, and tutorials

Resources for independent developers to make money

WebGL-accelerated ML // linear algebra // automatic differentiation for JavaScript.

Play with neural networks!

Node.js API for Chrome