Scheduling infrastructure for absolutely everyone.
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Updated
Nov 3, 2026 - TypeScript
The T3 Stack is a web development stack made by Theo focused on simplicity, modularity, and full-stack type safety. It consists of:
Scheduling infrastructure for absolutely everyone.
The best way to start a full-stack, typesafe Next.js app
Clean and simple starter repo using the T3 Stack along with Expo React Native
Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.