Prevent OpenAPI Generator from redefining your Java contract. Contract-preserving client generation for Spring Boot — available on Maven Central.

通用系统工程化的系统架构搭建流程助手 Skill / A reusable system architecture builder skill for AI coding agents

A lightweight, Git-friendly tool for designing and collaborating on API contracts

Efficient expense tracking app for individuals and businesses. Log daily expenses, generate monthly reports, categorize spending, and integrate with a database. Check out the API contract: https://petstore.swagger.io/?url=https://raw.githubusercontent.com/pradipmudi/expensys/main/src/main/java/com/expensys/openapi/expensys_openapi.yml

API workspace in plain markdown. Design specs, send requests, validate contracts from CLI, browser, and coding agents.

A CLI tool that does health and idempotency checks for your REST APIs

A Python framework for contract testing in CI/CD pipelines. Validates communication boundaries between services without requiring a shared environment.

Detect API schema drift before your integrations break.

Vue 2 and Element UI admin dashboard practice with routing, CRUD pages and API contract documentation.

Challenge Brain Agriculture

API (or Service) Contract example (for my own reference)

Document QA prototype with upload workflow, question-answering interface, and AI application engineering notes.

A boilerplate for building contract-first APIs in TypeScript with OpenAPI. Includes OpenAPI definition, compliant server setup, and npm package generation for seamless API development.

ZDP 시스템의 API 계약(Route, OpenAPI, Webhook, Event) 및 SDK 생성 입력을 정의하고 검증하는 저장소

Public OpenAPI specification and JSON Schemas for the hosted FreeAstro API

Small .NET library for building consistent API contracts.

Audits APIs against OpenAPI, AsyncAPI, JSON Schema, protobuf, or PRD contracts to catch drift before release.

Public Interface, SDK, and Architecture Contracts for the ERPS Control Plane

This GitHub repository complements my article series: One API to rule them all

Schema registry and CI guard for un-documented REST APIs — infers JSON Schema from HAR, mitmproxy, and curl captures, and fails builds on breaking response changes. Zero runtime deps.