1. Software Development

Provides testing patterns for Express.js APIs, including unit, integration, and endpoint tests with database mocking and authentication support.

Automates development workflows through intelligent hooks, Git integration, and session management for enhanced code operations and learning.

Reviews code differences in read-only mode, identifying rule violations, risks, and suggesting minimal corrections.

Provides AVKit-based video and audio playback with HLS streaming, Picture-in-Picture, and transport bar customization for iOS/macOS apps.

Designs and optimizes GraphQL APIs including schema definition, resolvers, and query performance for backend systems.

Enforces pre-commit checks for tests, type safety, and linting to maintain code quality standards.

Guides developers through a TDD workflow for GitHub issue implementation, including test writing, feature development, and PR creation.

Offers Blazor component patterns, JS interop, and state management solutions for .NET web applications.

Enables tvOS app development with SwiftUI, handling focus system, navigation, and Siri Remote gestures for Apple TV interface.

Provides a checklist to verify critical points before making software design decisions, ensuring robust and maintainable architecture.

Guides developers in writing effective tests with best practices in test philosophy, mocking, and isolation.

Provides Metal graphics utilities for game development, including render pipeline setup, shader management, and MetalFX upscaling for 3D rendering.

Generates cross-platform installers (macOS DMG, Windows MSI, Linux DEB) with CI/CD automation and SLSA security attestations.

Analyzes GitHub repositories using gh, gitingest, and copilot-cli to provide codebase insights, release download links, and best-practice guidance.

Initializes or repairs loop structures within the Ralph framework for consistent code execution.

Provides real-time progress updates via SSE in Next.js using TransformStream patterns for efficient client-side data consumption.

Enables developers to self-review code changes to ensure high quality, security, and readability before merging.

Skill for building Chrome extensions using Manifest V3, covering architecture, APIs, testing, and common development patterns.

Creates and packages Claude Code plugins with skills, commands, agents, hooks, and MCP servers. Generates plugin structures and bundle configurations.

Expertise in Swift 6.2 programming, covering modern features like async/await, actors, and performance optimization.

Generates production-ready code features via automated script implementation, improving development efficiency and code consistency.

Provides utilities for tvOS UI development using UIKit and TVUIKit, including collection views, poster views, and focus management.

Provides expert guidance for software testing, quality assurance, test case creation, bug reporting, and test framework setup.

Automates code quality verification and truth scoring with 0.95 accuracy, featuring automatic rollback to ensure codebase reliability.