Code Gen
Generate code, boilerplate, scaffolding
template-instantiation
by dotnet
Creates .NET projects from templates with validated parameters, smart defaults, Central Package Management adaptation, and latest NuGet version resolution. USE FOR: creating new dotnet projects, scaffolding solutions with multiple projects, installing or uninstalling template packages, creating projects that respect Directory.Packages.props (CPM), composing multi-project solutions (API + tests + library), getting latest NuGet package versions in newly created projects. DO NOT USE FOR: finding templates (use template-discovery), producing a detailed side-by-side comparison of templates (use template-comparison), authoring custom templates (use template-authoring), deciding cross-parameter defaults such as which framework to pair with native AOT or whether to keep HTTPS when auth is enabled (use template-smart-defaults), modifying existing projects or adding NuGet packages to existing projects.
maui-app-lifecycle
by dotnet
.NET MAUI app lifecycle guidance — the four app states, cross-platform Window lifecycle events (Created, Activated, Deactivated, Stopped, Resumed, Destroying), platform-specific lifecycle mapping, backgrounding and resume behavior, and state-preservation patterns. USE FOR: "app lifecycle", "window lifecycle events", "save state on background", "resume app", "OnStopped", "OnResumed", "backgrounding", "deactivated event", "ConfigureLifecycleEvents", "platform lifecycle hooks". DO NOT USE FOR: navigation events (use maui-shell-navigation), dependency injection setup (use maui-dependency-injection), platform API invocation (use conditional compilation and partial classes).
docs-changelog
by google-gemini
Generates and formats changelog files for a new release based on provided version and raw changelog data.
pptx
by iOfficeAI
'Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks'
cron
by iOfficeAI
Scheduled task management - create, query, delete scheduled tasks to automatically execute operations at specified times.
mermaid
by iOfficeAI
Render Mermaid diagrams as SVG or ASCII art using beautiful-mermaid. Use when users need to create flowcharts, sequence diagrams, state diagrams, class diagrams, or ER diagrams. Supports both graphical SVG output and terminal-friendly ASCII/Unicode output.
skill-creator
by iOfficeAI
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
using-dbt-for-analytics-engineering
by dbt-labs
Use when doing any dbt work - building or modifying models, debugging errors, exploring unfamiliar data sources, writing tests, or evaluating impact of changes. Use for analytics pipelines, data transformations, and data modeling.
Debugging Expert
by HoangNguyen0403
Systematic troubleshooting using the Scientific Method (Observe, Hypothesize, Experiment, Fix).
State Management
by HoangNguyen0403
Signals-based state management and NgRx Signal Store.
Components
by HoangNguyen0403
Standards for Standalone Components, Signals inputs, and Control Flow.
Forms
by HoangNguyen0403
Standards for Typed Reactive Forms and Validators.
Android State Management
by HoangNguyen0403
Standards for ViewModel, StateFlow, and UI State Patterns
RxJS Interop
by HoangNguyen0403
Bridging Observables and Signals using toSignal and toObservable.
Android Legacy State
by HoangNguyen0403
Standards for State integration with Views using Coroutines and Lifecycle
Android Performance
by HoangNguyen0403
Standards for Baseline Profiles, Startup Time, and UI Rendering
Android Background Work
by HoangNguyen0403
Standards for WorkManager and Background Processing
Product Requirements
by HoangNguyen0403
Expert process for gathering requirements and drafting PRDs (Iterative Discovery).
Angular Component Expert
by HoangNguyen0403
Standards for OnPush components and strict Signals usage.
Performance
by HoangNguyen0403
Optimization techniques including OnPush, @defer, and Image Optimization.
Testing
by HoangNguyen0403
Standards for Component Test Harnesses and TestBed.
Android Notifications
by HoangNguyen0403
Push notifications for Android using Firebase Cloud Messaging and NotificationCompat.
writer-memory
by Yeachan-Heo
Agentic memory system for writers - track characters, relationships, scenes, and themes
ralph-init
by Yeachan-Heo
Initialize a PRD (Product Requirements Document) for structured ralph-loop execution