Run commands concurrently. Like `npm run watch-js & npm run watch-less` but better.

Open-source, free, self-hosted alternative to Cypress Dashboard

A GPU-accelerated computing library for running physics simulations and other GPGPU computations in a web browser.

🏃⛰ Ultra fast monorepo script runner and build tool

A dev environment for AI agents.

Run heavy React Native components and business logic in isolated Hermes runtimes (without freezing your main JS thread)

A real-time 3D fluid simulation implemented in WebGPU

A fast and reliable flow engine for orchestration and more uses in Node.js, Deno and the browser

Node.js file downloader with built-in parallel downloads and resume support

It's kinda like Promise.all(), but throttled!

AI-powered mobile automation agent — describe what you want in plain English, AppClaw reads the screen, reasons, and acts. LLM-agnostic, open-source, zero telemetry.

Tool for creating efficient data pipelines in a JavaScript environment

Tiny (~ 1kb gzipped), side-effect free, tree shakable, zero dependencies, and fully typed Tasks Runner. Run your tasks in parallel, serial & pipeline in a more complicated and performant way.

Wrappers for built-in fetch() enabling killswitch, logging, concurrency limit and other features.

Debug, troubleshoot and record Cypress CI tests in Cloud

A small utility library that enables you to execute Next.js server actions in parallel - the missing ingredient to build a boilerplate-free tRPC-style server-actions workflow.

Dispatch your task backlog to local, interactive AI coding agents. One git worktree per task, sandboxed by default.

2D fluid & soft body simulation based on Position Based Dynamics

An MCP server for parallel browser automation by AI agents with multiple cloud providers

puppeteer UI automation test tools, record once, run everywhere, bringing you a comprehensive and enjoyable automation experience