Development

Sets up new projects or improves existing projects with development best practices, tooling, documentation, and workflow automation.

Systematically identify and fix all failing tests using smart grouping strategies.

Systematic code refactoring across files. **Auto-switches to execution mode** for 10+ files (90% token savings).

A toolkit for creating animated GIFs optimized for Slack. Provides validators for Slack's constraints, composable animation primitives, and optional helper utilities. **Apply these tools however needed to achieve the creative vision.**

This skill provides guidance for creating effective skills.

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).

This skill helps you identify and qualify potential leads for your business by analyzing your product/service, understanding your ideal customer profile, and providing actionable outreach strategies.

This skill transforms chaotic folders of invoices, receipts, and financial documents into a clean, tax-ready filing system without manual effort.

This skill transforms technical git commits into polished, user-friendly changelogs that your customers and users will actually understand and appreciate.

To build powerful frontend claude.ai artifacts, follow these steps: 1. Initialize the frontend repo using `scripts/init-artifact.sh` 2. Develop your artifact by editing the generated code 3. Bundle all code into a single HTML file using `scripts/bundle-artifact.sh` 4. Display artifact to user 5. (Optional) Test the artifact **Stack**: React 18 + TypeScript + Vite + Parcel (bundling) + Tailwind CSS + shadcn/ui

Master proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design to build maintainable, testable, and scalable systems.

Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers and stand the test of time.

Production-ready FastAPI project structures with async patterns, dependency injection, middleware, and best practices for building high-performance APIs.