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Found 1,319 Skills
Unix-composable CLI design patterns. Use when building CLI tools, designing command trees, implementing output layers, or testing CLI behavior. Covers stream separation (stdout/stderr), format flags (--json/--plain), exit codes, TTY detection, composability, and error design. Language-agnostic principles; TypeScript implementation patterns in resources/. For API design (REST, HTTP), see api-design.
INVOKE THIS SKILL when setting up a new project or when asked about package versions, installation, or dependency management for LangChain, LangGraph, LangSmith, or Deep Agents. Covers required packages, minimum versions, environment requirements, versioning best practices, and common community tool packages for both Python and TypeScript.
Generate a Playwright test based on a scenario using Playwright MCP
Configure and manage development, staging, and production environments. Use when setting up environment variables, managing configurations, or separating environments. Handles .env files, config management, and environment-specific settings.
Use when building admin interfaces, management pages, CRUD operations, or dashboard configuration UIs. Triggers include dashboard, admin panel, data management, settings pages.
Use when creating HTML email templates with React components - welcome emails, password resets, notifications, order confirmations, newsletters, or transactional emails.
Hairy's {Opinionated} preferences and best practices for web development
Vue 3 Options API style (data(), methods, this context). Each reference shows Options API solution only.
Create backend with ElysiaJS, a type-safe, high-performance framework.
Guide for working with Next.js App Router (Next.js 13+). Use when migrating from Pages Router to App Router, creating layouts, implementing routing, handling metadata, or building Next.js 13+ applications. Activates for App Router migration, layout creation, routing patterns, or Next.js 13+ development tasks.
ALWAYS use when working with Angular Directives, custom directives, attribute directives, structural directives, or directive composition in Angular applications.
ALWAYS use when working with Angular Components, component architecture, @Component decorator, inputs, outputs, or component design patterns.