Utilities for collecting TSConfigs for linting scenarios.

A library to create readable "multipart/form-data" streams. Can be used to submit forms and file uploads to other web applications.

Custom jest matchers to test the state of the DOM

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

An ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible

Various operations on Uint8Array data

Create your next immutable state by mutating the current one

Check if something can be an ecmascript (javascript) identifier name

Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet

mdast extension to parse and serialize MDX (or MDX.js) expressions

React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS

An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.

Simple yet powerful framework for building command-line apps.

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.

Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.

A lightweight cache for file metadata, ideal for processes that work on a specific set of files and only need to reprocess files that have changed since the last run

UnRS Resolver Node API

Dependency-free RFC 3986 URI toolbox

Ultra-fast MessagePack implementation with extensions for records and structured cloning

destroy a stream if possible