openapi-stack is a collection of open source libraries and tools for full stack software development using OpenAPI specification with an API Design First philosophy.

The goal is to unlock great developer experience and full stack type safety for software teams using OAS; inspired by tools like GraphQL and tRPC.

Libraries part of openapi-stack:

• openapi-backend
• openapi-client-axios
• openapicmd

Features

• [x] 🚀 Battle-tested in production. High test coverage.
• [x] 🤝 Built with TypeScript, types included with full autocomplete support
• [x] 🥃 Framework agnostic – works with your stack
• [x] 🏎 Lightweight - small frontend bundle + optimized for serverless cold starts
• [x] 🧙‍♂️ No code generation – we only generate types
• [x] ❤️ OpenAPI 3.x support
• [x] 👀 Samples included

API First Cycle

See philosophy