Search existing components before creating new ones. When a new component is unavoidable, design it for future reuse with proper props, composition, and placement in shared directories. Use when building UI, creating React/Vue/Svelte/Angular/SwiftUI components, adding buttons/forms/cards/modals/tables, scaffolding pages, or any time the user says "create a component", "add a component", "build a UI", or mentions component-like work.
Control the iOS Simulator using xcrun simctl. Use when asked to take a screenshot of the simulator, navigate to a screen, open a deep link, launch or kill an app, control the status bar, list simulators, or interact with the running iOS simulator. Trigger terms: simulator, xcrun, simctl, screenshot simulator, deep link, open app, navigate mobile.
Control a self-hosted OpenWA WhatsApp API Gateway from the command line. Use this skill whenever the user wants to send WhatsApp messages (text, image, document, location, contact, interactive buttons/lists), read or react to messages, manage WhatsApp sessions and QR-code login, look up or block contacts, create and administer groups, set up webhooks, or manage API keys against an OpenWA instance. Trigger it any time OpenWA, a "WhatsApp gateway", "WhatsApp API", a local WhatsApp server on port 2785, or sending/automating WhatsApp from scripts comes up — even if the user doesn't name the script explicitly. Covers the full OpenWA REST API.
Drive the OpenWA WhatsApp HTTP API from the terminal with curl. Use when sending WhatsApp messages (text/image/video/audio/document/location/contact/bulk), managing sessions and QR login, listing contacts/groups/chats, registering webhooks, or managing scoped API keys against an OpenWA server. Triggers on "OpenWA", "penwa", "send WhatsApp via API", "WhatsApp session", or mentions of base URL http://0.0.0.0:2785.
Guide for using the Sentry CLI to interact with Sentry from the command line. Use when the user asks about viewing issues, events, projects, organizations, making API calls, or authenticating with Sentry via CLI.
Expert guide for WebGL API development including 3D graphics, shaders (GLSL), rendering pipeline, textures, buffers, performance optimization, and canvas rendering. Use when working with WebGL, 3D graphics, canvas rendering, shaders, GPU programming, or when user mentions WebGL, OpenGL ES, GLSL, vertex shaders, fragment shaders, texture mapping, or 3D web graphics.
This skill calculates key financial ratios and metrics from financial statement data for investment analysis
Guide for connecting MCP (Model Context Protocol) servers to Claude Code with HTTP, stdio, and SSE transports. Covers installation, configuration, authentication, environment variables, and security. Use when the user wants to connect MCP servers, add integrations, configure external services, or mentions MCP, servers, integrations, or external tools.