Graphql Implementation

This is a practical reference for building GraphQL APIs, covering schema design, resolvers, mutations, subscriptions, and performance optimization. You'd reach for this when designing a new GraphQL API from scratch, migrating from REST, or troubleshooting common issues like N+1 queries. The guides include implementations for both Node.js with Apollo Server and Python with Graphene, plus concrete examples of query patterns and error handling. The best practices section is sensible, emphasizing things like designing schemas around client needs and proper input validation. It's focused on getting you building quickly while avoiding the usual pitfalls like over-nesting or exposing sensitive data without authorization checks.

skills.sh installs: 424
GitHub stars: 379
last updated: Aug 21, 2026

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Install

$ npx -y skills add aj-geddes/useful-ai-prompts --skill graphql-implementation --agent claude-code

Installs into .claude/skills of the current project.

Files

Overview

Implement GraphQL APIs with proper schema design, resolver patterns, error handling, and performance optimization for flexible client-server communication.

When to Use

Designing new GraphQL APIs
Creating GraphQL schemas and types
Implementing resolvers and mutations
Adding subscriptions for real-time data
Migrating from REST to GraphQL
Optimizing GraphQL performance

Quick Start

Minimal working example:

type User {
  id: ID!
  email: String!
  firstName: String!
  lastName: String!
  role: UserRole!
  posts: [Post!]!
  createdAt: DateTime!
  updatedAt: DateTime!
}

enum UserRole {
  ADMIN
  USER
  MODERATOR
}

type Post {
  id: ID!
  title: String!
  content: String!
  author: User!
  comments: [Comment!]!
  publishedAt: DateTime
  createdAt: DateTime!
// ... (see reference guides for full implementation)