tRPC - Move Fast and Break Nothing. End-to-end typesafe APIs made easy. | tRPCGitHub
End-to-end typesafe APIs made easy. Automatic typesafety & autocompletion inferred from your API-paths, their input data, & outputs 🧙♂️
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tRPC is an end-to-end typesafe TypeScript RPC framework for building APIs between server and client with zero boilerplate and full type inference.
🚀 Overview
tRPC eliminates REST/GraphQL schema duplication by sharing types between frontend and backend. It solves type mismatches and manual API contracts with automatic inference from server procedures. Built for TypeScript/full-stack devs wanting fast, safe APIs. Powers Next.js, React, Solid, Svelte, Vue apps.
✨ Key Features
- Full end-to-end type safety (no codegen)
- Auto-generated client + React Query / TanStack Query integration
- Middleware, context, error handling, batching
- Subscriptions (WebSockets)
- Monorepo-friendly (turborepo, nx, etc.)
🛠 Tech Stack
TypeScript; works with Express, Fastify, Next.js API routes, Cloudflare Workers, etc.; official adapters for React Query, Solid Query, Svelte Query.
👥 Who Is This For?
This project is useful for:
- TypeScript full-stack developers
- Next.js / React teams
- Anyone tired of REST/GraphQL boilerplate
- Monorepo projects wanting shared types
📸 Screenshots / Demo
- Website: https://trpc.io
- Docs: https://trpc.io/docs
🔥 Project Status
- 🟢 Actively building
Last updated: 2026-02-20
❓ FAQ
Is this project free?
Yes — fully free and open source (MIT).
Is the source code available?
Yes — https://github.com/trpc/trpc
Can I contribute?
Yes — PRs, issues welcome on GitHub.
What's coming next?
v11 improvements, better subscriptions, more adapters.
📬 Contact & Links
- Website: https://trpc.io
- Docs: https://trpc.io/docs
- GitHub: https://github.com/trpc/trpc
- Discord: https://trpc.io/discord
Built with ❤️ and kept warm on WarmIndex.
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