Ralph Wiggum loops - self-referential TDD iteration until tests pass

Build AI agents with Pydantic AI (Python) and Claude SDK (Node.js)

Use when understanding legacy or undocumented systems, creating documentation for existing code, or extracting specifications from implementations. Invoke for legacy analysis, code archaeology,...

Use when building MCP servers or clients that connect AI systems with external tools and data sources. Invoke for MCP protocol compliance, TypeScript/Python SDKs, resource providers, tool functions.

Technical specification and design document expert. Use when writing design docs, RFCs, ADRs, or evaluating technology choices. Covers C4 model, system design, and architecture documentation.

Progressive Web Apps - service workers, caching strategies, offline, Workbox

Use when building C# applications with .NET 8+, ASP.NET Core APIs, or Blazor web apps. Invoke for Entity Framework Core, minimal APIs, async patterns, CQRS with MediatR.

Use when building Next.js 14+ applications with App Router, server components, or server actions. Invoke for full-stack features, performance optimization, SEO implementation, production deployment.

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Create and manage Claude Code skills following Anthropic best practices. Use when creating new skills, modifying skill-rules.json, understanding trigger patterns, working with hooks, debugging...

Build event-driven architectures on AWS serverless infrastructure. Designs event flows, integrates Lambda with event sources, and manages distributed systems.

Expert guidelines for Chrome extension development with Manifest V3, covering security, performance, and best practices

Mandatory skills, conventions, and behavioral rules for Avalonia UI development using the Zafiro toolkit.

Mandatory skills, conventions, and behavioral rules for Avalonia UI development using the Zafiro toolkit.

Mandatory skills, conventions, and behavioral rules for Avalonia UI development using the Zafiro toolkit.

Mandatory skills, conventions, and behavioral rules for Avalonia UI development using the Zafiro toolkit.

Mandatory skills, conventions, and behavioral rules for Avalonia UI development using the Zafiro toolkit.

Java Quarkus development guidelines for building cloud-native applications with fast startup, minimal memory footprint, and GraalVM native builds

Senior Front-End Developer expertise in ReactJS, NextJS, JavaScript, TypeScript, HTML, CSS, and modern UI/UX frameworks

Generate and maintain OpenAPI 3.1 specifications from code, design-first specs, and validation patterns. Use when creating API documentation, generating SDKs, or ensuring API contract compliance.