Heldinhow

108 verified skills216 total stars

github.com/Heldinhow

requesting-code-review

Use when completing tasks, implementing major features, or before merging to verify work meets requirements

development2

subagent-driven-development

Use when executing implementation plans with independent tasks in the current session

development2

test-driven-development

Use when implementing any feature or bugfix, before writing implementation code

development2

writing-plans

Use when you have a spec or requirements for a multi-step task, before touching code

development2

brainstorming

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.

development2

using-superpowers

Use when starting any conversation - establishes how to find and use skills, requiring Skill tool invocation before ANY response including clarifying questions

tools2

brand-guidelines

Apply official brand colors and typography to artifacts for cohesive visual identity.

testing2

database-migrations

Manage database schema changes using migration tools and version control.

tools2

delegate-subagent

Delegate focused tasks to a subagent for specialized execution while maintaining main context.

testing2

docx

Create, read, edit, and manipulate Word documents (.docx) with proper formatting.

development2

jwt-auth

Implement JWT (JSON Web Token) authentication for secure API access.

development2

mcp-builder

Build high-quality MCP (Model Context Protocol) servers for LLM tool integration.

tools2

prisma-orm

Use Prisma ORM for type-safe database access in TypeScript/JavaScript applications.

development2

efcore-patterns

Entity Framework Core best practices including NoTracking by default, query splitting for navigation collections, migration management, dedicated migration services, and common pitfalls to avoid.

development2

security-audit

Perform security vulnerability scanning and audits to identify and fix security issues.

testing2

--- name: huashu-design description: Huashu-Design uses HTML to create high-fidelity prototypes, interactive demos, slide decks, animations, design variation explorations, design-direction consulting, and expert critique in one integrated capability. HTML is a tool, not the medium; embody the right expert for the job (UX designer, animator, slide designer, prototyper) and avoid generic web-design tropes. Trigger phrases: make a prototype, design demo, interactive prototype, HTML presentation, an

tools2

aws-lambda

Design, build, and deploy serverless event-driven functions using AWS Lambda.

development2

fastify-rest

Build high-performance REST APIs using Fastify framework for Node.js.

development2

internal-comms

Write internal communications including updates, newsletters, and reports following company formats.

development2

aspire-integration-testing

Write integration tests using .NET Aspire's testing facilities with xUnit. Covers test fixtures, distributed application setup, endpoint discovery, and patterns for testing ASP.NET Core apps with real dependencies.

testing2

skill-creator

Create new skills interactively with proper structure and documentation.

documentation2

rag-patterns

Use when building Retrieval-Augmented Generation (RAG) systems, chatbots with document context, semantic search, or AI apps that query a knowledge base before generating responses.

development2

stripe-payments

Use when integrating Stripe payments, subscriptions, webhooks, or billing into web applications. Covers Checkout, Payment Intents, subscriptions, customer portal, and webhook handling.

development2

shadcn-ui

Use when building UIs with shadcn/ui components in React/Next.js projects. Covers setup, component usage, theming, customization, and composition patterns with Tailwind CSS.

development2

react-vite-patterns

Build React applications with Vite for fast development and optimized builds.

development2

prometheus-monitoring

Implement Prometheus metrics and monitoring for applications.

tools2

ollama-local-ai

Use when running LLMs locally with Ollama, integrating local models into apps, or building AI features without sending data to external APIs. Covers model management, API usage, and integration with AI SDK.

development2

n8n-automation

Automate workflows and connect services using n8n, a powerful workflow automation tool.

tools2

graphql-api

Design and implement GraphQL APIs with proper schema design, resolvers, and best practices.

development2

dotnet-mediatr

Implement MediatR mediator pattern in .NET for decoupled request handling.

content-media2

debugging-patterns

Apply systematic debugging strategies and use appropriate tools to identify and fix issues.

tools2

cicd-github-actions

Create CI/CD pipelines using GitHub Actions for automated builds, tests, and deployments.

development2

svelte-kit

Build full-stack web applications using SvelteKit with server-side rendering.

development2

algorithmic-art

Create algorithmic and generative art using tools like p5.js, focusing on seeded randomness, flow fields, and interactive parameters.

tools2

api-best-practices

Apply modern standards and best practices for designing scalable, secure, and maintainable REST APIs.

development2

aspire-configuration

Configure Aspire AppHost to emit explicit app config via environment variables; keep app code free of Aspire clients and service discovery.

tools2

aspire-mailpit-integration

Test email sending locally using Mailpit with .NET Aspire. Captures all outgoing emails without sending them. View rendered HTML, inspect headers, and verify delivery in integration tests.

development2

aspire-service-defaults

Create a shared ServiceDefaults project for Aspire applications. Centralizes OpenTelemetry, health checks, resilience, and service discovery configuration across all services.

testing2

astro-framework

Build fast websites with Astro framework. Perfect for content-focused sites, blogs, and landing pages.

development2

awesome-copilot

GitHub Copilot Agent Skills catalog from awesome-copilot repository. Trigger: When user wants to browse, search, or use Agent Skills from the awesome-copilot collection.

data-ai2

axiom-ios-games

Use when building ANY 2D or 3D game, game prototype, or interactive simulation with SpriteKit, SceneKit, or RealityKit. Covers scene graphs, ECS architecture, physics, actions, game loops, rendering, SwiftUI integration, SceneKit migration.

development2

bun-runtime

Build JavaScript/TypeScript applications using Bun runtime for fast performance.

development2

canvas-design

Create visual art in PNG/PDF using design philosophy with original compositions.

content-media2

changelog

Use when generating or updating a CHANGELOG.md file, writing release notes, or summarizing changes between versions based on git commits or PR history.

documentation2

code-review

Use when reviewing code changes, pull requests, or diffs. Provides a structured review framework covering correctness, security, performance, readability, and test coverage.

development2

copilot-cli-subagents

Use GitHub Copilot CLI with /fleet for parallel subagent execution and custom agent workflows.

tools2

copilot-delegate-subagent

Orchestrate and delegate tasks to subagents in GitHub Copilot CLI for parallel or focused execution.

tools2

database-performance

Database access patterns for performance. Separate read/write models, avoid N+1 queries, use AsNoTracking, apply row limits, and never do application-side joins. Works with EF Core and Dapper.

documentation2

debugging

Apply systematic debugging patterns and strategies to identify and fix software issues efficiently.

development2

delegate-subagent

Delegate focused tasks to a subagent for specialized execution while maintaining main context.

testing2

deno-runtime

Build applications using Deno runtime with TypeScript support and built-in tooling.

tools2

design-md

# design-md Skill A skill for creating and managing DESIGN.md files — a format specification for describing visual identity to coding agents, developed by Google Labs. ## Overview DESIGN.md combines machine-readable design tokens (YAML front matter) with human-readable design rationale (markdown prose). Tokens give agents exact values; prose tells them *why* those values exist and how to apply them. ## File Structure A DESIGN.md has two layers: 1. **YAML front matter** — Machine-readable d

development2

dispatching-parallel-agents

Run multiple independent tasks in parallel using subagents for faster execution.

data-ai2

dispatching-parallel-agents

Run multiple independent tasks in parallel using subagents for faster execution.

data-ai2

doc-coauthoring

Guide users through structured workflow for collaborative document creation.

documentation2

docker-swarm

Orchestrate containerized applications using Docker Swarm for clustering and service management.

devops2

dotnet-carter

Build minimal .NET APIs using Carter framework with declarative routing.

development2

dotnet-clean-architecture

Implement Clean Architecture in .NET with proper layer separation for maintainable applications.

data-ai2

dotnet-cqrs

Implement CQRS (Command Query Responsibility Segregation) pattern in .NET for separated read/write operations.

documentation2

dotnet-fluentvalidation

Implement declarative validation rules using FluentValidation in .NET.

tools2

drizzle-orm

Use when working with Drizzle ORM for TypeScript database access. Covers schema definition, migrations, queries, relations, and integration with PostgreSQL, MySQL, SQLite, and edge runtimes.

development2

elasticsearch-search

Implement full-text search capabilities using Elasticsearch for scalable search solutions.

tools2

elixir-phoenix

Build scalable web applications using Elixir Phoenix framework.

development2

event-sourcing

Use when implementing Event Sourcing patterns, building event-driven systems, or combining Event Sourcing with CQRS. Covers event stores, aggregates, projections, and eventual consistency.

development2

finishing-a-development-branch

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup

development2

frontend-design

Create professional, distinctive frontend designs. Use for any UI work, component creation, or design decisions.

development2

git-conventional-commits

Use when writing git commit messages, planning commits, or setting up commit conventions. Enforces Conventional Commits format with proper types, scopes, breaking changes, and semantic versioning compatibility.

development2

github-actions-ci

Set up continuous integration workflows using GitHub Actions.

testing2

go-api

Build scalable REST APIs with Go. Perfect for high-performance backends.

development2

python-fastapi

Build high-performance APIs using FastAPI framework with Python type hints.

development2

graphql-resolvers

Implement GraphQL resolver functions for data fetching and mutation handling.

data-ai2

grpc-microservices

Implement gRPC communication between microservices using protocol buffers.

tools2

hono-api

Use when building APIs with Hono framework on Bun, Deno, Node.js, Cloudflare Workers, or Vercel Edge. Covers routing, middleware, validation with Zod, RPC client, and deployment patterns.

tools2

kafka-streams

Process streaming data using Apache Kafka Streams for real-time analytics.

data-ai2

kubernetes-deploy

Deploy and manage applications on Kubernetes clusters.

devops2

mongodb-mongoose

Use when working with MongoDB and Mongoose ODM in Node.js or TypeScript projects. Covers schema design, models, queries, aggregation pipelines, indexes, and connection management.

development2

nestjs-api

Build scalable Node.js APIs using NestJS framework with TypeScript.

development2

nginx-proxy

Configure Nginx as a reverse proxy for routing traffic to backend services.

development2

openapi-swagger

Use when documenting REST APIs with OpenAPI 3.x spec, generating Swagger UI, creating typed API clients, or setting up API docs in Node.js/Hono/Fastify/Express projects.

tools2

opencode-subagents

Create and use specialized subagents in OpenCode for focused tasks.

development2

opentelemetry-dotnet-instrumentation

Provides guidance for implementing OpenTelemetry instrumentation in .NET codebases, covering tracing (Activities/Spans), metrics, naming conventions, error handling, performance, and API design best practices.

development2

pdf

Process PDF files for extraction, creation, modification, and manipulation.

content-media2

pulumi

Use when provisioning cloud infrastructure with Pulumi using TypeScript or Python. Covers AWS, GCP, Azure resources, stacks, state management, and component resources as Infrastructure as Code.

development2

rabbitmq-async

Implement asynchronous messaging using RabbitMQ for distributed systems.

tools2

rate-limiting

Implement API rate limiting to control request frequency and prevent abuse.

development2

receiving-code-review

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementation

development2

redis-cache

Implement Redis caching strategies to improve application performance and reduce database load.

data-ai2

rust-cli

Build command-line applications in Rust with proper CLI patterns and argument parsing.

tools2

storybook

Use when setting up or writing Storybook stories for React components, building component documentation, or creating visual test scenarios with controls, decorators, and play functions.

development2

supabase-backend

Build backend services using Supabase for database, auth, and real-time features.

development2

superpowers-patterns

Apply core patterns from superpowers library for TDD, debugging, and collaboration.

development2

web-artifacts-builder

Build production-quality HTML artifacts using React, Tailwind CSS, and shadcn/ui.

development2

t3-stack

Build full-stack TypeScript applications using T3 Stack (Next.js, tRPC, Prisma, Tailwind).

development2

TDD

Apply test-driven development (TDD) methodology to build reliable, maintainable code systematically.

development2

TDD-workflows

Advanced Test-Driven Development (TDD) patterns and workflows for maintaining high quality software with confidence.

development2

terraform-iac

Manage infrastructure as code using Terraform for reproducible and version-controlled deployments.

development2

ui-experiments

# ui-experiments Skill Collection of beautifully designed open-source layouts and UI experiments built with Origin UI and shadcn/ui. From [origin-space/ui-experiments](https://github.com/origin-space/ui-experiments). ## Available Experiments | # | Name | Demo | Description | |:--|:-----|:-----|:------------| | 01 | Dark Table | [exp1](https://crafted.is/exp1) | Dark-themed data table | | 02 | AI Chat | [exp2](https://crafted.is/exp2) | Chat interface for AI interactions | | 03 | SaaS Dashboar

data-ai2