Schema-first state machines and statecharts for Effect

Set of re-usable static rules, checks, scripts, and all sort of AI output quality tools

XState actor integrations for Effect Atom

A Sync Engine for the web: React (TanStack Router), Web Workers, Effect, Loro ⚡️

A collection of free and reusable code that you can copy-paste in your own project. Every snippet is self-contained and can be used without additional setup 🪄

Learn how to organize Effect services, layers, and runtime to execute both client and server code in React 19

All the ways to implement and combine actors for state management in React using XState 🏗️

Entity Component System (ECS) implementation in TypeScript, extensible, working with any renderer, type safe and composable 🕹️

A local-only calories tracker app made with TanStack Router, PGlite, Effect, XState and drizzle. The app is all client-side, fast, private, and reactive using a local postgres database ⚡️

Full stack typescript app that implements Paddle Billing payments on both client (inline checkout) and server (webhook)