A modern JavaScript utility library that's 2-3 times faster and up to 97% smaller—a major upgrade to lodash.

Lint packaging errors

Stream commit objects from git log

Private, fast, and honest web browser

JavaScript/TypeScript-native, low-boilerplate, object-capability RPC system

Efficient immutable updates, 2-6x faster than naive handcrafted reducer, and more than 10x faster than Immer.

Automate repetitive and painful MSW migrations & breaking changes.

Become a Vitest superuser 🦹‍♀️

Bidirectional Channels for JavaScript

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Authentication in Playwright using personas.

Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

☁️ Nextcloud server, a safe home for all your data

A standard interface for TypeScript schema validation libraries

Mock Service Worker binding for Playwright.

👷 TypeScript's largest type utility library

A library of composable functions for the type-level! Transform your TypeScript types in any way you want using functions you already know.

Convert Word documents (.docx files) to HTML

An ESnext spec-compliant `DisposableStack`, `AsyncDisposableStack`, `Symbol.dispose`, and `Symbol.asyncDispose` shim/polyfill/replacement that works as far down as ES3.

Load and transform images using a toolbox 🧰 of custom import directives!

The conformance checker for EPUB publications

Type-safe search params state manager for React frameworks - Like useState, but stored in the URL query string.

A Vite plugin to profile Vitest test runs.

Generate and update apps based on the Epic Stack

🐻 Bear necessities for state management in React

Simple data persistence for your Electron app or module - Save and load user preferences, app state, cache, etc

A template for EpicWeb.dev workshops