oRPC - Typesafe APIs Made Simple 🪄

## Documentation You can read the documentation [here](https://orpc.dev). ## Packages **Core** - [@orpc/contract](https://www.npmjs.com/package/@orpc/contract): Define API contract as the single source of truth. - [@orpc/server](https://www.npmjs.com/package/@orpc/server): Build APIs or implement contracts. - [@orpc/client](https://www.npmjs.com/package/@orpc/client): Consume APIs with end-to-end type safety. - [@orpc/openapi](https://www.npmjs.com/package/@orpc/openapi): Add OpenAPI compatibility to APIs. **Schema validation** - [@orpc/zod](https://www.npmjs.com/package/@orpc/zod): Integrate with [Zod](https://zod.dev/). - [@orpc/valibot](https://www.npmjs.com/package/@orpc/valibot): Integrate with [Valibot](https://valibot.dev/). - [@orpc/arktype](https://www.npmjs.com/package/@orpc/arktype): Integrate with [ArkType](https://arktype.io/). **Built-in features** - [@orpc/publisher](https://www.npmjs.com/package/@orpc/publisher): Pub/Sub with memory, Redis, and Upstash adapters. - [@orpc/ratelimit](https://www.npmjs.com/package/@orpc/ratelimit): Rate limiting with memory, Redis, and Upstash adapters. - [@orpc/hibernation](https://www.npmjs.com/package/@orpc/hibernation): Leverage Hibernation APIs like [Cloudflare's Hibernation WebSocket](https://developers.cloudflare.com/durable-objects/best-practices/websockets/#durable-objects-hibernation-websocket-api). - [@orpc/json-schema](https://www.npmjs.com/package/@orpc/json-schema): Smart coercion for OpenAPI requests. **Framework & ecosystem integrations** - [@orpc/next](https://www.npmjs.com/package/@orpc/next): Integrate with [Next.js Server Functions](https://nextjs.org/docs/app/getting-started/mutating-data). - [@orpc/ai-sdk](https://www.npmjs.com/package/@orpc/ai-sdk): Turn contracts and procedures into [AI SDK](https://ai-sdk.dev/) tools. - [@orpc/tanstack-query](https://www.npmjs.com/package/@orpc/tanstack-query): Integrate with [TanStack Query](https://tanstack.com/query/latest). - [@orpc/pinia-colada](https://www.npmjs.com/package/@orpc/pinia-colada): Integrate with [Pinia Colada](https://pinia-colada.esm.dev/). - [@orpc/swr](https://www.npmjs.com/package/@orpc/swr): Integrate with [SWR](https://swr.vercel.app/). - [@orpc/experimental-effect](https://www.npmjs.com/package/@orpc/experimental-effect): Integrate with [Effect](https://effect.website/). - [@orpc/nest](https://www.npmjs.com/package/@orpc/nest): Implement your contract with [NestJS](https://nestjs.com/). - [@orpc/bun](https://www.npmjs.com/package/@orpc/bun): Adapters for [Bun's Redis](https://bun.sh/). - [@orpc/cloudflare](https://www.npmjs.com/package/@orpc/cloudflare): Adapters for [Cloudflare's RateLimit and Durable Objects](https://developers.cloudflare.com/workers/). - [@orpc/trpc](https://www.npmjs.com/package/@orpc/trpc): Reuse existing [tRPC](https://trpc.io/) routers within oRPC. **Observability** - [@orpc/opentelemetry](https://www.npmjs.com/package/@orpc/opentelemetry): Integrate with [OpenTelemetry](https://opentelemetry.io/) for distributed tracing. - [@orpc/pino](https://www.npmjs.com/package/@orpc/pino): Integrate with [Pino](https://getpino.io/) for logging. - [@orpc/evlog](https://www.npmjs.com/package/@orpc/evlog): Integrate with [Evlog](https://evlog.dev/) for logging. ## Sponsors Like what we build over at [middleapi](https://github.com/middleapi)? You can help keep it going here: [GitHub Sponsors](https://github.com/sponsors/dinwwwh). Every bit helps! 🚀 ### 🏆 Platinum Sponsor

ScreenshotOne.com

### 🥈 Silver Sponsor

村上さん

### Generous Sponsors

LN Markets

### Sponsors

Reece McDonald	nk	supastarter	Dexter Miguel	herrfugbaum	Ryota Murakami
David Cramer	Valerii Petryniak	Valerii Strilets	Kyle Mistele	christ12938	Ryan Soderberg
shota	Ellis Driscoll

### Backers

David Walsh	Robbe Vaes	Aidan Sunbury	soonoo	Kevin Porten	Denis	Christopher Kapic
Tom Ballinger	Sam	Titoine	Igor Makowski	hanayashiki	Lev Dubinets	Kelly Peilin Chan
Guy Ariely	Alex	Andrey Gubanov

### Past Sponsors

## References oRPC is inspired by existing solutions that prioritize type safety and developer experience. Special acknowledgments to: - [tRPC](https://trpc.io): For pioneering the concept of end-to-end type-safe RPC and influencing the development of type-safe APIs. - [ts-rest](https://ts-rest.com): For its emphasis on contract-first development and OpenAPI integration, which have greatly inspired oRPC's feature set. ## License Distributed under the MIT License. See [LICENSE](https://github.com/middleapi/orpc/blob/main/LICENSE) for more information.