Some common prototypes for node.js: string.startsWith(), object.countProperties() and more. Facilities for functional programming with objects: object.forEach(), object.filter(). Functions are added safely using Object.defineProperty().

Storybook Links: Link stories together to build demos and prototypes with your UI components

```typescript import 'cid-prototypes' import { CID } from 'multiformats'

Rapidly create HTML prototypes of GOV.UK services

Generator and GeneratorFunction prototypes.

Flatten out an objects prototypes into a single flat object

A lightweight class system. It's just prototypes!

Base Proto UI prototype library for reusable interaction prototypes.

A library to augment objects and prototypes

Prototypes

Simple ways to extend prototypes

React components and pages prototypes for @magnolia/cli-create-component

Shared framework for building shareable UI prototypes in Next.js — review shell, comment anchoring, variant exploration, and the prototype home gallery.

inherit prototypes of ES6 / ES5 classes in a simple compact function

Rapidly create HTML prototypes of NHS services

Generators for use within applications and prototypes.

This library allows you to Merge and Clone Object with prototypes

Artor CLI — version, publish, and preview your web prototypes.

Class factory featuring inheritance of static properties, static constructors, lazy population of prototypes, and this._super.

Yet another general purpose JavaScript prototypes library