skills.rest
EanLee
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openapi-spec-generation

Generate and maintain OpenAPI 3.1 specifications for RESTful APIs.

Updated Dec 16, 2025
Search Tags:#openapi#validation#swagger#api documentation#api specification#sdk generation
One-click install
npx skills add https://github.com/EanLee/article-write --skill openapi-spec-generation-eanlee
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: openapi-spec-generation
Source: https://github.com/EanLee/article-write/tree/main/.github/skills/openapi-spec-generation
Command: npx skills add https://github.com/EanLee/article-write --skill openapi-spec-generation-eanlee

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill streamlines the creation, maintenance, and validation of OpenAPI 3.1 specifications, ensuring consistency and accuracy in API documentation and development.

Core Features & Use Cases

  • API Specification Generation: Create OpenAPI 3.1 specs from scratch or from existing code.
  • Design-First & Code-First: Supports both approaches for API contract definition.
  • Validation & Linting: Utilizes tools like Spectral and Redocly to enforce standards and catch errors.
  • SDK Generation: Automates the creation of client SDKs in various languages from the OpenAPI spec.
  • Use Case: A backend team needs to define a new API contract. They use this Skill to generate a comprehensive OpenAPI 3.1 YAML file, which is then used by frontend developers to generate client-side code and by QA to validate the implementation.

Quick Start

Use the openapi-spec-generation skill to generate a complete OpenAPI 3.1 specification for a user management API.

Frequently Asked Questions about openapi-spec-generation

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

FAQPage Schema
How do I generate an OpenAPI 3.1 specification for a RESTful API?▼

You can generate an OpenAPI 3.1 specification from scratch or from existing code using design-first or code-first approaches. This skill outputs a comprehensive YAML file that defines your RESTful API contract for documentation and development.

What's the best way to validate an OpenAPI specification and enforce API documentation standards?▼

The best way to validate an OpenAPI specification is by using integrated linting tools like Spectral and Redocly. These tools enforce API documentation standards, catch structural errors, and ensure contract compliance across your specification files.

Can I automate SDK generation from an OpenAPI spec for different programming languages?▼

Yes, you can automate SDK generation directly from an OpenAPI spec. This skill supports multiple templates and commands to automatically generate client SDKs in various programming languages for frontend and backend integrations.

Does this tool support both design-first and code-first API contract definition workflows?▼

Yes, this tool supports both design-first and code-first workflows for API contract definition. You can define the OpenAPI specification before writing code or generate and maintain the API documentation from existing backend code.

How do I maintain API documentation consistency as my RESTful API evolves?▼

To maintain API documentation consistency, you continuously update the OpenAPI 3.1 specification alongside code changes and run validation tools like Spectral. This ensures your API contract, SDK generation, and documentation remain accurately synchronized.

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