Light ECMAScript (JavaScript) Value Notation - human written, concise, typed, flexible

Resolve the path of a module like `require.resolve()` but from a given path

Callback wrapping utility

Buffers events from a stream until you are ready to handle them.

Allows users to use generators in order to write common functions that can be both sync or async.

type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results, with no public domain dependencies

A small polyfill for Object.setprototypeof

Returns true if a string has an extglob.

A CLI tool to fix Next.js deployment issues on Plesk servers

Safer Node.js Buffer API

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

Fast deep equal

A stream that emits multiple other streams one after another.

Fast (and loose) selective `process.env` replacer using js-tokens instead of an AST

Pass two numbers, get a regex-compatible source string for matching ranges. Validated against more than 2.78 million test assertions.

process.nextTick but always with args

Support for representing 64-bit integers in JavaScript

Use node's fs.realpath, but fall back to the JS implementation if the native one fails

Create a stream that emits events from multiple other streams