backend▌

Production-ready REST API development with Express.js, covering routing, middleware, validation, and error handling. \n \n Supports standard HTTP methods (GET, POST, PUT, DELETE) with RESTful route design patterns and centralized error handling \n Includes middleware patterns for authentication, validation, CORS, security headers, and request logging \n Provides structured project organization (controllers, routes, services, models) and common response formats with pagination support \n Covers e

A fast, script-friendly CLI for Google Workspace services with JSON-first output and multi-account support.

Generate game assets using AI image generation APIs and prepare them for use in Godot 4.x. This skill covers the complete art pipeline from concept to Godot-ready sprites.

Explore Rust trait implementations and find all types implementing a trait or traits implemented by a type. \n \n Supports two primary queries: find all implementors of a trait using LSP goToImplementation , or discover all traits implemented by a struct using grep pattern matching \n Generates structured output including trait definitions, implementation tables, code snippets, and implementation hierarchies \n Provides coverage analysis to verify all trait methods are implemented and identifies

java-quarkus-development

Complete integration with FinnHub's financial data API providing access to stocks, forex, crypto, company fundamentals, news, and real-time market data.

Comprehensive testing strategies for Python using pytest, fixtures, mocking, and test-driven development. \n \n Covers unit, integration, functional, and performance testing with the AAA pattern (Arrange, Act, Assert) for test structure \n Includes 10 fundamental and advanced patterns: basic tests, fixtures with setup/teardown, parameterization, mocking, exception handling, async testing, monkeypatching, temporary files, custom fixtures, and property-based testing \n Provides test design princip

Schema-driven generation primitives for images, videos, and audio.

This skill is limited to planning and scaffolding. It does not provide instructions or code for live provider execution.

This skill provides Web Audio API expertise for creating audio feedback, voice processing, and sound effects in the JARVIS AI Assistant.