1. Software Development

Enables hydration-safe state management and reactivity for Svelte 5 runes in SvelteKit adapter-static (SSG/SSR) applications.

Provides a guide for building and evaluating an MCP (Model Context Protocol) server, including local conventions for tool surfaces, configuration, and testing.

Provides backend development utilities for Node.js applications using TypeScript, Express or Fastify, including routing, middleware, and database integration.

Provides reliable end-to-end and component testing patterns for web applications using Cypress, including network stubbing and CI integration.

Generates type-safe API clients for Hono using TypeScript inference and hc client, ensuring end-to-end type safety in API interactions.

Provides a TypeScript plugin system for implementing advanced authentication features including 2FA, magic links, and JWT in both server and client applications.

Provides comprehensive TDD patterns and practices for all programming languages, enabling developers to write tests before code and refactor efficiently.

Provides modern end-to-end testing for web applications with cross-browser support, auto-wait, and a built-in test runner.

A progressive JavaScript framework for building user interfaces with Composition API, reactivity, and single-file components.

Manages Git worktrees for isolated development environments, enabling parallel prompt comparison and lifecycle operations through automated scripts.

Enables porting workflows into Gemini CLI extensions with structured layouts, TOML command patterns, and integrated testing guardrails.

Enables AI-driven development by integrating model calls with brainstorming, planning, and TDD to prioritize model agency over hardcoded rules.

Automates dispatch of code review subagent to verify implementation against requirements before merging major features or completing tasks.

Refines initial concepts into actionable designs through structured Socratic questioning and validation, essential for pre-coding planning.

Teaches foundational Tailwind CSS v4 implementation including setup, CSS-first configuration, design systems, and 2025/2026 best practices.

Comprehensive Next.js middleware system for Edge/Node.js environments, handling authentication, security headers, routing, and internationalization patterns.

Provides a guide for debugging and troubleshooting common issues in Tailwind CSS development.

Provides a system for implementing React 19 fundamentals with server components, server actions, and modern component patterns.

Comprehensive asyncio system for Python, enabling efficient concurrent I/O operations, async patterns, and modern async features without blocking.

Enables creation and integration of Tailwind CSS plugins, supporting both official plugin usage and custom plugin development for frontend frameworks.

Provides comprehensive TypeScript typing for React components, hooks, context, and state management to ensure type safety in frontend development.

Comprehensive React forms system with validation, dynamic fields, file uploads, and state management using React Hook Form and Zod schema validation.

Complete guide for FFmpeg and OpenCV integration in Python, covering frame handoff, color conversion, and memory management to prevent common video processing bugs.

Enables advanced Claude Code plugin features including agent skills, hook automation, and repository configuration for optimized developer workflows.