Utilities

A classic collection of JavaScript utilities

Lightweight debugging utility for Node.js and the browser

Tiny millisecond conversion utility

A collection of essential TypeScript types

Constants and utilities about visitor keys to traverse AST.

Internal utilities to bee shared between `@dnd-kit` packages

The ultimate javascript content-type utility.

Babel Types is a Lodash-esque utility library for AST nodes

Strip comments from JSON. Lets you use comments in your JSON files!

HTTP status utility

webpack Validation Utils

Express style path to RegExp utility

A comprehensive library for mime-type mapping

A UTF-8 string <-> UInt8Array converter

A tiny (183B to 210B) and fast utility to ascend parent directories

Lodash modular utilities.

Callback wrapping utility

[](https://www.npmjs.com/package/@smithy/util-buffer-from) [](https://www.npmjs.com/package/@smithy

User-friendly glob matching

Higher-order functions and common patterns for asynchronous code

Utilities for working with TypeScript + ESLint together

A utility package to parse strings

The Node.js `util.deprecate()` function with browser support

Node.js path.parse() ponyfill

General utilities for plugins to use

Minimal async jobs utility library, with streams support

prelude.ls is a functionally oriented utility library. It is powerful and flexible. Almost all of its functions are curried. It is written in, and is the recommended base library for, LiveScript.

utility box for ECMAScript language tools

HTTP and HTTPS modules that follow redirects.

Utility to parse a string bytes to bytes and vice-versa

The `util.is*` functions introduced in Node v0.12.

Node.js 0.12 path.isAbsolute() ponyfill

Extend an object with the properties of additional objects. node.js/javascript util.

Utilities for working with htmlparser2's dom

Utilities for ESLint plugins.

Type utilities for working with TypeScript + ESLint together

utils for webpack loaders

Tiny helpers for processing regex syntax

A set of utility functions for expect and related packages

Escape string for use in HTML

ES2019 spec-compliant String.prototype.trimEnd shim.

A utility function to get the type of a value

Utility functions for working with TypeScript's API. Successor to the wonderful tsutils. 🛠️️

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

OpenTelemetry Core provides constants and utilities shared by all OpenTelemetry SDK packages.

ES2019 spec-compliant String.prototype.trimStart shim.

The fastest directory crawler & globbing alternative to glob, fast-glob, & tiny-glob. Crawls 1m files in < 1s