#openapi

A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.

The action firewall for AI agents. Enforce policy and human approval before risky tool calls, shell commands, workflows, and production changes, with auditable evidence.

A pluggable API specification generator. Currently supports the OpenAPI Specification (f.k.a. the Swagger specification)..

Kiota serialization provider implementation for Go and JSON

Parse, Resolve, and Dereference JSON Schema $ref pointers in Node and browsers

A Nest.js HTTP exceptions filter returning RFC 9457 / RFC-7807 responses

A node package wrapper for https://github.com/OpenAPITools/openapi-generator

🕸️ GraphQL Federation Framework for any API services such as REST, OpenAPI, Swagger, SOAP, gRPC and more...

OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!

Turn an OpenAPI spec into a local API in one command. Build and test your frontend with custom responses, shared state, and simulated failures, without waiting for the backend.

Huma REST/HTTP API Framework for Golang with OpenAPI 3.1

vacuum is the worlds fastest and most versatile OpenAPI, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2

The fastest Python web framework, built on Django. Rust (Actix Web) HTTP server + async typed handlers + msgspec, with the full Django ORM, Admin, middleware and auth. 300k+ req/s, no gunicorn/uvicorn.

Ruby SDK for Gopad

Ruby SDK for Kleister

A semantic substrate for AI-collaborative software.

An OpenAPI client generator

🚀 Automatic SDK generation from an OpenAPI definition

Comprehensive tooling for working with OpenAPI definitions.

Semantic parser for API specifications

A Validator of OpenAPI Configuration And Directories.

All NestJS + Zod utilities you need

A PDF viewer that seamlessly integrates with any JavaScript project

Generate OpenAPI schema from RSpec request specs

hypequery - The TypeScript analytics layer for ClickHouse

:seedling: Jane is a set of libraries to generate Models & API Clients based on JSON Schema / OpenAPI specs

The leading, most token-efficient MCP server for documentation exploration and retrieval via structured section indexing

Every API has a secret identity. This finds it, absorbs every feature from every competing tool, then builds the GOAT CLI — designed for AI agents first, with SQLite sync, offline search, and compound insight commands.

A fast, lightweight and more productive microservices framework

Cross-specification JSON referencing (JSON Schema, OpenAPI, and the one you just made up!)