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T3 Stack · Concept

TypeScript

TypeScript adds type checking and editor feedback to T3 applications. Type inference carries known types through code, while tools such as Zod and TanStack Query support validation and data fetching.

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In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • Type Inference
  • Zod
  • Tanstack Query
  • Next.js
  • tRPC
  • Drizzle
  • Prisma
  • NextAuth.js

Source: TypeScript • Create T3 App. Checked 2026-11-03.