d3-visualization
D3 ecosystem guidance for designing and implementing interactive charts/diagrams in Angular (signals-first, accessible, performant).
ddd-architecture
Domain-Driven Design (DDD) patterns for Angular applications with clean architecture layers. Use when designing aggregates, entities, value objects, domain events, repositories, or implementing bounded contexts. Includes tactical patterns, strategic design, and layer dependency rules for scalable applications.
dependency-supply-chain
Change discipline for adding/upgrading dependencies; keeps diffs small, avoids unnecessary packages, and preserves deletion-friendly architecture.
doc-coauthoring
Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.
e2e-playwright
Best practices for E2E testing with Playwright, focusing on Angular 20, Firebase Emulators, and Architecture Guards.
eventing-hub
Event-sourcing and EventBus directives for Black-Tortoise, covering structured event schemas, append-before-publish flow, causality/id rules, and safe subscribers; use when touching src/app/eventing, EventBus, or any event handlers/projections.
firebase-data-connect
Firebase Data Connect integration for GraphQL-based data access with PostgreSQL. Use when building GraphQL schemas, queries, mutations, or integrating Firebase Data Connect with Angular applications. Supports type-safe generated SDKs, real-time subscriptions, and server-side data validation.
firebase-platform
Firebase services, platform guides, and tips for integration with Angular projects.
integration-layer
Infrastructure and integration patterns for src/app/integration, including Firebase/AngularFire usage, Data Connect codegen, repository adapters, DTO mapping, and streaming boundaries; use when touching persistence, external APIs, or platform SDKs.
material-design-3
Material Design 3 (Material You) design system knowledge for modern web and Angular applications. Use when implementing Material Design 3 theming, components, typography, color systems, dynamic color, accessibility patterns, or migrating from Material Design 2. Covers design tokens, theming APIs, and Material You principles.
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
mcp-chrome-devtools
Use the Chrome DevTools MCP server (io.github.ChromeDevTools/chrome-devtools-mcp) for browser automation, navigation, form interaction, and UI flow validation in Chrome; use when testing Black-Tortoise Angular application UI behavior and user flows.
mcp-codacy
Use the Codacy MCP server (@codacy/codacy-mcp) to run static analysis, retrieve findings, and focus remediation on high-signal issues; use when you need code quality feedback aligned with repo gates (lint, build, architecture:gate).
mcp-context7
Use the Context7 MCP server (@upstash/context7-mcp) to fetch authoritative, version-appropriate library documentation snippets (Angular, NgRx Signals, Firebase, RxJS, Playwright); use when you must confirm API usage, signatures, or best practices without relying on memory.
mcp-playwright
Use the Playwright MCP server (@playwright/mcp) for browser-driven verification, screenshots, console logs, and UI flow validation; use when debugging or validating Angular UI behavior beyond unit tests.
mcp-repomix
Use the Repomix MCP server to package codebase into consolidated files for AI analysis, search file contents, and understand project structure; essential for comprehensive codebase analysis and context gathering.
lib-docs-generator
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mcp-sequential-thinking
Use the sequential thinking MCP server (@modelcontextprotocol/server-sequential-thinking) to break down complex problems into ordered, testable steps; use when the task requires careful multi-step reasoning, risk reduction, or dependency-sensitive refactors.
mcp-software-planning
Use the Software-planning-mcp MCP server (github:NightTrek/Software-planning-mcp) to generate requirements, designs, task breakdowns, and execution plans for changes in this repo; use when you need structured planning artifacts (requirements/design/tasks) before implementation.
quality-gates
Auditing, testing, and architecture-governance instructions for Black-Tortoise, covering when to run `architecture:gate`, update docs/AUDIT-*, ship tests, and satisfy `.github/instructions/64-quality-testing-copilot-instructions.md` before merge.
repomix-reference-black-tortoise
Reference codebase for Black Tortoise. Use this skill when you need to understand the structure, implementation patterns, or code details of the Black Tortoise project.
rxjs-patterns
RxJS reactive programming patterns for Angular applications. Use when implementing observables, operators, error handling, memory management, subscription cleanup, or advanced reactive patterns. Covers operators, multicasting, backpressure, and integration with Angular Signals.
security-privacy
Pre-flight security & privacy checklist for changes touching identity, data, logging, or external integrations; ensures secrets/PII hygiene and boundary-safe design.
shared-kernel
Shared kernel rules for src/app/shared, defining what can be shared safely (primitives, utilities, UI atoms) and what must not (business logic, cross-context policies); use when adding shared helpers or components.
shell-ui
Shell module patterns for src/app/shell, covering global UI state, layout composition, navigation, theming with Material Design 3 tokens, and zone-less signal-first presentation boundaries; use when changing app chrome or global UI concerns.
slack-gif-creator
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."
vscode-ext-commands
Guidelines for contributing commands in VS Code extensions. Indicates naming convention, visibility, localization and other relevant attributes, following VS Code extension development guidelines, libraries and good practices
web-design-reviewer
Black-Tortoise UI review and fixes focusing on Angular 20 + standalone components, Material Design 3 tokens, @ngrx/signals state, and DDD layer boundaries. Use when reviewing UI, layout, or design in this repo; checks responsiveness, a11y, spacing, and M3 token usage; applies minimal fixes in presentation styles/templates.
webapp-testing
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
workflows-orchestration
Workflow orchestration patterns for src/app/workflows, focusing on application-layer use cases, long-running flows, event-driven coordination, and deterministic state transitions; use when implementing multi-step user journeys or cross-capability processes.
workspace-context
Workspace context patterns for src/app/workspace, including workspace lifecycle, stable context signals, workspace switching, and event emission for other modules; use when changing workspace selection, hydration, or context providers.
craw-and-core
Craw & Core (Lobster Dungeon) — The first game designed for AI Agents to play. You observe. AI explores. The Abyss tells stories.
gh-code-search
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github-activity-report
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action-item-organizer
Systematic framework for extracting actionable items from documents and
agile-ceremonies
Agile ceremonies and sprint management specialist. Use when running standups,
ai-code-cleanup
Remove AI-generated code slop from branches. Use after AI-assisted coding
ai-ethics
Responsible AI development and ethical considerations. Use when evaluating
claude-hooks
Claude Code hooks configuration specialist. Use when creating hooks for
cloud-infrastructure
Cloud infrastructure design and deployment patterns for AWS, Azure, and
cocoindex
Comprehensive toolkit for developing with the CocoIndex library. Use
code-context-finder
Automatically find relevant context from knowledge graph and code relationships
command-optimization
CLI command development specialist. Use when creating commands, designing
database-optimization
SQL query optimization and database performance specialist. Use when
dead-code-removal
Detects and safely removes unused code (imports, functions, classes)
dependency-management
Dependency management specialist. Use when updating dependencies, scanning
developer-experience
Developer Experience specialist for tooling, setup, and workflow optimization.
developer-growth-analysis
Analyzes your recent Claude Code chat history to identify coding patterns,
devops-runbooks
Operational runbook and procedure documentation specialist. Use when
documentation
Comprehensive documentation specialist covering API documentation, technical
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