Check if something is a Node.js stream

Strict TypeScript and Flow types for style based on MDN data

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

split a Text Stream into a Line Stream, using Stream 3

Match balanced character pairs, like "{" and "}"

Turn a function into an `http.Agent` instance

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

Get paths for storing things like data, config, cache, etc

[](https://www.npmjs.com/package/@smithy/core) [](https://www.npmjs.com/package/@smithy/core)

Create and parse Content-Disposition header

when you want to fire an event no matter how a process exits.

Minimal and efficient cross-platform file watching library

fast, tiny `queueMicrotask` shim for modern engines

Get callsites from the V8 stack trace API

A minimalistic code generation utility.

Check if a path exists

The same useRef, but with callback

Ignore is a manager and filter for .gitignore rules, the one used by eslint, gitbook and many others.

Error constructor for test and validation frameworks that implements standardized AssertionError specification.

A small utility for creating warnings and emitting them.