Design and implement event stores for event-sourced systems. Use when building event sourcing infrastructure, choosing event store technologies, or implementing event persistence patterns.

Expert guide on prompt engineering patterns, best practices, and optimization techniques. Use when user wants to improve prompts, learn prompting strategies, or debug agent behavior.

Automate Zendesk tasks via Rube MCP (Composio): tickets, users, organizations, replies. Always search tools first for current schemas.

Direct REST API access to UniProt. Protein searches, FASTA retrieval, ID mapping, Swiss-Prot/TrEMBL. For Python workflows with multiple databases, prefer bioservices (unified interface to 40+ services). Use this for direct HTTP/REST work or UniProt-specific control.

Automate TikTok tasks via Rube MCP (Composio): upload/publish videos, post photos, manage content, and view user profiles/stats. Always search tools first for current schemas.

Implement or review SwiftUI Liquid Glass APIs with correct fallbacks and modifier order.

Creates optimized meta titles, descriptions, and URL suggestions based on character limits and best practices. Generates compelling, keyword-rich metadata. Use PROACTIVELY for new content.

CRITICAL: Use for Robius event and action patterns. Triggers on: custom action, MatchEvent, post_action, cx.widget_action, handle_actions, DefaultNone, widget action, event handling, 事件处理, 自定义动作

Create React Flow node components following established patterns with proper TypeScript types and store integration.

Expert guide on prompt engineering patterns, best practices, and optimization techniques. Use when user wants to improve prompts, learn prompting strategies, or debug agent behavior.

Configure mutual TLS (mTLS) for zero-trust service-to-service communication. Use when implementing zero-trust networking, certificate management, or securing internal service communication.

Connect to MAXIA AI-to-AI marketplace on Solana. Discover, buy, sell AI services. Earn USDC. 13 MCP tools, A2A protocol, DeFi yields, sentiment analysis, rug detection.

CRITICAL: Use for Makepad cross-platform support. Triggers on: makepad platform, makepad os, makepad macos, makepad windows, makepad linux, makepad android, makepad ios, makepad web, makepad wasm, makepad metal, makepad d3d11, makepad opengl, makepad webgl, OsType, CxOs, makepad 跨平台, makepad 平台支持

CRITICAL: Use for Makepad font and text rendering. Triggers on: makepad font, makepad text, makepad glyph, makepad typography, font atlas, text layout, font family, font size, text shaping, makepad 字体, makepad 文字, makepad 排版, makepad 字形

Automate Jira tasks via Rube MCP (Composio): issues, projects, sprints, boards, comments, users. Always search tools first for current schemas.

Automate Intercom tasks via Rube MCP (Composio): conversations, contacts, companies, segments, admins. Always search tools first for current schemas.

Create or update a shared Apple design context document that other HIG skills use to tailor guidance.

Create FastAPI routers following established patterns with proper authentication, response models, and HTTP status codes.

Set up Tailwind CSS v4 in Expo with react-native-css and NativeWind v5 for universal styling

Build and distribute Expo development clients locally or via TestFlight