A strictly client-side, fully type-safe, zero-dependency toolkit for parsing, querying, manipulating, and formatting dates in TypeScript. Every function is a pure, immutable transformation — no wrapper classes, no prototype patching, no hidden global stat

Functional-style reactive extensions: curried operators composed with pipe, no prototype patching, one operator per behavior

A drop-in replacement for fs, making various improvements.

Scoped CustomElementRegistry Polyfill

Clone yauzl for patching

Adds a static `extend` method to a class, to simplify inheritance. Extends the static properties, prototype properties, and descriptors from a `Parent` constructor onto `Child` constructors.

A library to make errors.

Source code handling classes for webpack

A utility for managing a prototype chain

The Fast, Accurate, JavaScript Objects Diffing & Patching Library.

A specification of built-in AWS resources

JSON parse with prototype poisoning protection

Shim for process.hrtime in the browser

Return the prototype of a provided object.

Prototype related utils

Fastest way for creating null-prototype objects in JavaScript

Low-level network interception library for Node.js.

Really Fast Deep Clone

A pure JS HTTP parser for node.

Types related to patching