Collection of Alpine, Extending Plugins.

Use the Coffee-Script extends keyword outside of Coffee-Script. Useful for easily extending existing existing classes, e.g. `require('csextends')(klass, extensions)`, and for providing your module consumers with an easy way to extend your classes, i.e. `B

A wrapper extending the base @polkadot/keyring interface for usage in the browser: Key management of user accounts including generation and retrieval of keyring pairs from a variety of input combinations.

BSV wallet library extending @bsv/wallet-toolbox with 1Sat Ordinals protocol support

📮 Email queue extending nodemailer with multi-SMTP transports and horizontally scaled apps support

ESLint rules extending AirBnB used in TransferGo projects

VGI (Vector Gateway Interface) — DuckDB extension for extending DuckDB in any language over Apache Arrow IPC. No C++/compilation required.

Utilities for extending the debug module.

Helper functions for extending classes with mixins and more.

TypeScript type definitions for extending the Umbraco Search backoffice.

Extending JS API classes.

EAA 2025-ready WCAG 2.2 AA rule packs extending axe-core. Open source under EUPL-1.2.

Extending Mongoose schema types

Config-driven SDK for selecting, extending, and instantiating LLM providers and models

SDK for extending HelpDesk App

Small library for standardizing and extending basic Errors

A polyfill that adds support for the CSS pseudo-class :has() to the DOM Selectors API (by extending .querySelector(), .querySelectorAll(), .matches(), .closest() or called directly)

This plugin contains a few custom eslint rules we use at BigCommerce. It's enabled by default with `@bigcommerce/eslint-config`, if you are extending our config, there is no need to do the following install process.

React UI library extending Ant Design components

NodeJS utilities and handy helpers extending ExpressJS functionalities