api-builder

Generate OpenAPI 3.0 specs and scaffold REST and GraphQL APIs.

13|2|Updated Mar 17, 2026
One-click install
npx skills add https://github.com/amanning3390/hermeshub --skill api-builder-amanning3390
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: api-builder
Source: https://github.com/amanning3390/hermeshub/tree/main/skills/api-builder
Command: npx skills add https://github.com/amanning3390/hermeshub --skill api-builder-amanning3390

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Design/architect robust REST and GraphQL APIs by automating API design, scaffolding, and OpenAPI documentation to accelerate backend projects.

Core Features & Use Cases

  • OpenAPI-driven API design and documentation for Express (Node.js), FastAPI (Python), and Flask.
  • Automatic generation of OpenAPI 3.0 specs, scaffolded route handlers with validation, and testing hooks.
  • Use Case: teams delivering REST/GraphQL services can rapidly move from requirements to a documented, testable API skeleton.

Quick Start

Define your resources and endpoints, then run the API Builder to generate code, tests, and OpenAPI documentation.

Frequently Asked Questions about api-builder

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I scaffold a REST API from an OpenAPI specification?

You can scaffold a REST API from an OpenAPI specification by defining resources and endpoints, which automatically generates route handlers, validation pipelines, testing hooks, and OpenAPI 3.0 documentation for frameworks like Express, FastAPI, and Flask.

Can I generate OpenAPI 3.0 documentation for FastAPI and Express projects?

Yes, you can generate OpenAPI 3.0 documentation for FastAPI and Express projects. The tool applies OpenAPI-driven design and documentation across Node.js, Python, and Flask to accelerate backend service delivery.

What's the best way to automate API design and code scaffolding for backend projects?

The best way to automate API design and code scaffolding is using OpenAPI-driven generation to move rapidly from requirements to a documented, testable API skeleton with automatic route handlers, validation pipelines, and testing hooks.

Does this API scaffolding tool support GraphQL APIs as well as REST?

Yes, this API scaffolding tool supports GraphQL APIs as well as REST. It builds, scaffolds, and documents both API types using OpenAPI specifications to ensure consistent API structure and documentation.

Do I need OpenAPI 3.0 tooling to scaffold route handlers and validation pipelines?

Yes, you need OpenAPI 3.0 tooling to scaffold route handlers and validation pipelines. The process requires OpenAPI 3.0 tooling, framework integrations, validation pipelines, and scaffolding templates to ensure consistent API structure and documentation.