Run the supplied function exactly one time (once)

Rope-based persistent sequence type

Helper functions for assembling CloudFormation templates in JavaScript

Fast and easy-to-use dynamic C FFI (foreign function interface) for Node.js

Manage state with style in Preact

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

Make a synchronous function asynchronous by running it in a worker

Basic auth middleware for node and connect

A sane JSONP implementation.

CLI tool for AI agents to inspect React component trees and profile performance

Validate and visualize dependencies. With your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.

Make a function mimic another one. This is a fork of sindresorhus/mimic-fn, but with CommonJS support.

support sync, async, and generator functions

This is a package which provides `throttle` and `debounce` functions, with both flow and TypeScript declarations, and a minimal code footprint (less than 60 lines, less than 350 bytes minified+gzipped)

Promisify a callback-based function

Get the argument names of a JavaScript function

Minimalistic JavaScript library for DOM manipulation, with a jQuery-compatible API

Local Lambda development environment

@vue/compiler-sfc

Bresenham's line algorithm