Developer Tools & Repos Agent Skills for ChatGPT

Create, repair, validate, preview, and package Codex-compatible animated pet spritesheets from character art, screenshots, generated…

Master Minecraft server plugin development with Bukkit, Spigot, and Paper APIs.

Expert guide for writing efficient GLSL shaders (Vertex/Fragment) for web and game engines, covering syntax, uniforms, and common effects.

Three.js geometry creation - built-in shapes, BufferGeometry, custom geometry, instancing.

CTO-level project status from git and codebase state.

Validate OpenAPI, Swagger, and GraphQL schemas match backend implementation.

Guides developers through creating standardized, high-performance APIs following REST, GraphQL, and gRPC best practices.

Guide API design following REST, GraphQL, and gRPC best practices.

Global HTTP API best practices: pagination, parameter validation, and URL construction.

Enforces best practices for REST API response structures to prevent field misalignment, type ambiguity, and inconsistent error handling.

Modern API development patterns for building high-performance, scalable web services.

> Template for project-specific API implementation skill

Analyzes API documentation from OpenAPI specs to provide TypeScript interfaces, request/response formats, and implementation guidance.

Validates backend input schemas, DTOs, response envelopes, and configuration files to ensure robust API contracts and system consistency.

API versioning strategies for ASP.NET Core.

Apideck Unified API integration patterns for Java.

Apideck Unified API integration patterns for C# and .NET.

Apideck Unified REST API reference for any language.

Apideck Unified API — one set of methods for 146+ SaaS connectors across CRM (21 connectors), Accounting (34), HRIS (58), ATS (11), File…

Use when implementing Apollo caching strategies including cache policies, optimistic UI, cache updates, and normalization.

Guide for building React applications with Apollo Client 4.x.