Bash-like brace expansion, implemented in JavaScript. Safer than other brace expansion libs, with complete support for the Bash 4.3 braces specification, without sacrificing speed.
string representations of objects in node and the browser
Cross platform child_process#spawn and child_process#spawnSync
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.
Next-generation ES module bundler
A super light and fast circular JSON parser.
Does this JS environment support the `name` property on functions?
Get and robustly cache all JS language-level intrinsics at first require time
Media Type Database
Perform async work synchronously in Node.js using `worker_threads` with first-class TypeScript support.
Determine if a value is an ES6 Symbol or not.
Is this value negative zero? === will lie to you
JSON for Humans
The fastest directory crawler & globbing alternative to glob, fast-glob, & tiny-glob. Crawls 1m files in < 1s
Improved typeof detection for node.js and the browser.
HTTP status utility
Simple key-value storage with support for multiple backends
Store information about any JS value in a side channel, using a Map
Node.js final http responder
Determine if the current node version supports the `--preserve-symlinks` flag.
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
TypeScript plugin for ESLint
TypeScript is a language for application scale JavaScript development
TypeScript-first schema declaration and validation library with static type inference