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

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)

Complete effect getting started course: learn how to build production effect applications with error handling, configuration, services, and layers 🚀

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

Example of backend API written with effect that connects to a SQL database (included local Docker configuration with postgres and PgAdmin) ⚡️

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 🪄

Example of using live queries from DexieJS combined with useActionState in React 19 to make state persistent and reactive ⚡️

A local-only activity tracker app made with DexieJS, TanStack Router, Effect and React 19. The app is all client-side, fast, private, and reactive using a local database ⚡️

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