2 Open Source Alternatives to tRPC

Q: What are the best open-source alternatives to tRPC?

The top open-source alternatives to tRPC include Orpc, Express-zod-api. All are free and actively maintained.

Looking for an open-source alternative to tRPC? Below are 2 community-built tools that offer similar functionality — all free, open source, and ready to use or self-host. Ranked by GitHub stars.

4.4k

Orpc

A framework for creating typesafe APIs effortlessly with a simple and user-friendly interface.

👨‍💻 Development🔁 API🔷 TypeScript

786

express-zod-api is a TypeScript framework designed to quickly set up API servers with robust I/O schema validation, custom middleware support, and type safety, making API development more efficient and reliable.

🔁 API🧰 Framework🔷 TypeScript✅ Validation

Frequently asked questions

What are the best open-source alternatives to tRPC?

The top picks from this list are Orpc, Express-zod-api — all maintained, free to use, and self-hostable.

Are these alternatives to tRPC free?

Yes. Every tool listed here is open source and free to use. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.

Can I self-host an alternative to tRPC?

Most of the alternatives listed are self-hostable. Check each tool's page for hosting details, system requirements, and licensing terms.

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