#openapi

Python SDK for Fingerprint Server API

Tools to generate an OAI spec from go source

👨‍🚀 Turn API specifications into production-ready SDKs, validators, mocks, and more. 20+ plugins. Millions of weekly npm downloads. Used by Vercel, OpenCode, PayPal, AWS, Autodesk, and many more.

Self-hosted execution layer for AI agents: connect any agent to real APIs, scope exactly what it can touch, and keep credentials out of the agent's hands.

🧡 The meta framework for code generation. Automate OpenAPI to type-safe TypeScript, Zod, and TanStack Query with a modular, plugin-based engine.

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The ontology is the software. One executable business ontology: AI writes it, the runtime runs it, agents operate it, you own it. Open protocol & runtime, Apache-2.0.

PostgreSQL ➕ REST, low-code, simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new, MCP server

Swagger Spec to Java POJOs

💨 Fast, Async-ready, Openapi, type hints based framework for building APIs

The node-sdk-core repository contains core functionality required by code generated by the IBM OpenAPI SDK Generator.

Generate Refit interfaces and contracts from OpenAPI (Swagger) specifications

LoopBack makes it easy to build modern API applications that require complex integrations.

Extensions for Microsoft.AspNetCore.OpenApi

Java-based API Gateway bridging legacy and modern APIs with WSDL-to-OpenAPI, SOAP-to-REST, XML, OAuth2, and GraphQL.

Typesafe APIs Made Simple 🪄

OpenAPI Diff and Breaking Changes

The CLI for working with JSON Schema. Covers formatting, linting, testing, bundling, and more for both local development and CI/CD pipelines

Eliminate API integration headaches with Specmatic's no-code AI-powered API development suite. Teams ship APIs 10x faster by transforming specifications into executable contracts instantly—no coding required, no integration surprises.

The AI-Native Infrastructure for Enterprise Apps. Powered by ObjectStack (ObjectQL, ObjectOS, Object UI). Turn Prompts into Enterprise Software.

Build beautiful, interactive API Docs with embeddable React or Web Components, powered by OpenAPI and Markdown.

Alibaba Cloud CLI

The request strategy layer for JavaScript. 20+ ready-made strategies cut your request code by up to 70%

CAP Library for OpenAPI

Golang Fuego - Web framework generating OpenAPI 3 spec from source code - Pluggable to existing Gin & Echo APIs

Libraries for the Kiota generated SDKs in Ruby

Generate modern Python clients from OpenAPI

expose REST APIs from a Rust program

NestJS Helper + AI Chatbot Development

Super-fast/easy runtime validators and serializers via transformation