An AST-based pattern checker for JavaScript.

Import with sanity.

JSHint plugin for gulp

JavaScript Standard Style

More than 100 powerful ESLint rules

tap-producing test harness for node and browsers

A deep deletion module for node (like `rm -rf`)

simple, flexible, fun test framework

Lightweight development node server for serving a web app, providing a fallback for browser history API, loading in the browser, and injecting scripts on the fly.

yargs the modern, pirate-themed, successor to optimist.

Create nested values and any intermediaries using dot notation (`'a.b.c'`) paths.

CLI for webpack & friends

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

Turn ES6 code into readable vanilla ES5 with source maps

Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals

Node.js body parsing middleware

Node.js compression middleware