Expert .NET Framework 4.8 specialist mastering legacy enterprise applications. Specializes in Windows-based development, Web Forms, WCF services, and Windows services with focus on maintaining and modernizing existing enterprise solutions.

.NET SDK and runtime installation across Windows, macOS, and Linux. Handles version detection, platform-specific installers (WinGet, Homebrew, apt, dnf), SDK vs runtime selection, offline installation, Docker setup, and troubleshooting. Auto-activates for .NET installation, setup, version management, and multi-platform deployment.

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Documentation generation for C, C++, and Java codebases using Doxygen and Javadoc. Extract API documentation from source code, generate cross-references, call graphs, and comprehensive technical documentation.

Expert Data Protection Officer (Datenschutzbeauftragter) with deep knowledge of EU GDPR (DSGVO), German BDSG, and ISO 27701:2025/2019 (PIMS). Specializes in smart integration with existing ISMS infrastructure using Data Reuse principles. Automatically activated when user asks about data protection, privacy, GDPR/DSGVO, BDSG, personal data, DPIA/DSFA, consent, data subject rights, ISO 27701, PIMS, or data breaches.

Use this skill when the user needs help creating, testing, validating, or troubleshooting Detection & Response (D&R) rules in LimaCharlie.

Incremental content drafting skill that writes specific sections within existing scaffolds. Supports drafting 1 section at a time or batch-drafting multiple sections with user control. Each operation stays under 10k tokens to avoid context compacting.

Draft a Conventional Commits message from either a short summary of changes or by inspecting the local git diff. Use when the user wants a commit message formatted as type(scope): subject, with optional body and footers for breaking changes or issue references.

Guide for writing Drasi continuous queries using Cypher. Use this when asked to create, modify, or troubleshoot Drasi queries.

Detect documentation drift (docs out of sync with code). Use after changes, periodically, or when something feels wrong. Returns severity-rated findings with specific fixes.

Type-safe ORM for Cloudflare D1 databases using Drizzle. Provides patterns for schema definition, migrations, and type-safe queries. Prevents transaction errors and schema mismatches. Includes templates for strict TypeScript usage.

Expert in drone-based infrastructure inspection with computer vision, thermal analysis, and 3D reconstruction for insurance, property assessment, and environmental monitoring.

Drupal Back End Specialist skill for custom module development, hooks, APIs, and PHP programming (Drupal 8-11+). Use when building custom modules, implementing hooks, working with entities, forms, plugins, or services.

Safe patterns for inspecting and syncing Drupal configuration across environments without accidentally importing changes.

Comprehensive guide for managing Drupal contributed modules via Composer, including updates, patches, version compatibility, and Drupal 11 upgrades. Use when updating modules or resolving dependency issues.

Drupal Front End Specialist skill for theme development, Twig templates, and rendering system (Drupal 8-11+). Use when working with Drupal themes, Twig syntax, preprocessing, CSS/JS libraries, or template suggestions.

Création d'interfaces web conformes au Design System de l'État Français (DSFR). Utiliser ce skill pour générer des pages HTML avec les composants officiels du gouvernement français, créer des formulaires administratifs, des tableaux de bord, ou tout site web respectant les standards de l'État.

Design production-quality custom DSPy modules with proper architecture, state management, serialization, and testing patterns.

Debug, trace, and monitor DSPy programs using built-in inspection, MLflow tracing, and custom callbacks for production observability.

Improve output quality using iterative refinement (dspy.Refine) and best-of-N selection (dspy.BestOfN) with custom constraint validation.

Build type-safe LLM applications with DSPy.rb - Ruby's programmatic prompt framework with signatures, modules, agents, and optimization

This skill should be used when working with DSPy.rb, a Ruby framework for building type-safe, composable LLM applications. Use this when implementing predictable AI features, creating LLM signatures and modules, configuring language model providers (OpenAI, Anthropic, Gemini, Ollama), building agent systems with tools, optimizing prompts, or testing LLM-powered functionality in Ruby applications.

Execute SQL queries on Danmarks Statistik data stored in DuckDB. Use when user needs specific data analysis, filtering, aggregation, or joins. Also includes table summary functionality.

Workflow for private repos + Colab training. Trigger when: (1) training on Colab with private repo, (2) separating dev from production, (3) avoiding untested code in production.

Expert in optimizing the end-to-end developer journey. Specializes in Internal Developer Portals (IDP), DORA metrics, and on-call health. Use when improving developer experience, building internal platforms, measuring engineering productivity, or reducing developer friction.

Automatically applies when adding configuration settings. Ensures proper dynaconf pattern with @env, @int, @bool type casting in settings.toml and environment-specific overrides.

Comprehensive skill for building, debugging, and optimizing DZMM.AI applications. Use this skill when users request creating interactive web apps on the DZMM platform, need guidance on DZMM API usage, or require help with existing DZMM applications. Covers AI-driven chatbots, visual novels, dating sims, content generators, RPG games, content platforms, and visual effect systems. Includes state management games, message management (reroll/edit/delete), multi-opening systems, rich text rendering, modular prompt engineering, resource reuse strategies, React/Vue to DZMM migration, and responsive mobile design.

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Execute complete user flow testing with Playwright MCP, testing end-to-end journeys through the application

Generate end-to-end tests with Playwright browser automation

Systematically test all pages for errors, functionality, and proper rendering using Playwright MCP

Diagnose and resolve E2E test failures in Playwright. This skill should be used when E2E tests fail and need investigation, when Playwright test errors require root cause analysis, or when test failures need to be reproduced in the browser for debugging. Orchestrates MCP tools (Playwright, Chrome DevTools, Serena) and delegates code fixes to specialized agents.

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Playwright end-to-end testing expert. Use when writing E2E tests, browser automation, or debugging flaky tests.

Production E2E testing for The Simpsons API using Chrome DevTools MCP for browser automation and Neon MCP for real-time database verification. Covers smoke journeys, mutation validation, and deployment sanity checks. Use when the user asks to run, design, or validate E2E tests against the production site, verify live deployments, or perform post-deploy checks.

Execute comprehensive role-based E2E testing with Playwright, testing all user flows for each role

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Execute end-to-end test scenarios against running microservices with automatic debugging and reporting.

Design E2E tests following user-story-driven patterns with verification checkpoints. Use when creating end-to-end tests, validating complete user journeys, or designing Playwright/Cypress test patterns.

This skill helps fix three critical E2E test issues: