Design

Provides workflows and frameworks for analysing, creating, and strategising content on the X platform. Includes human-in-the-loop content creation, algorithm intelligence, and platform mechanics guidance. Use this skill when the user mentions any tasks related to the X social media platform.

Evaluates codebase architecture for patterns, anti-patterns, coupling, cohesion, scalability, and technical debt. Use when assessing system design, reviewing architecture decisions, identifying improvement areas, or preparing for major refactoring.

Security requirements, threats, and controls that apply across this system.

Guide for Grafana Pyroscope continuous profiling. Use for Kubernetes Helm deployment, Go/Java/Python/.NET/Ruby/Node.js profiling, storage backends, trace-to-profile linking, and troubleshooting.

Model core domain concepts for the widget host app: entities, value objects, aggregates, invariants, and domain services. Use when defining the domain layer, enforcing rules, or refactoring business logic out of UI/application layers.

Verify Tetris architecture compliance with coding rules and design patterns. Use when reviewing code, implementing features, refactoring, or validating architectural decisions. Auto-triggers on phrases like "review this code", "check architecture", "is this correct?", "refactor this", or "implement feature". Checks for prohibited patterns (classes, enums, any types, hardcoded strings) and required patterns (functional programming, Result type, proper imports).

Comprehensive Rust development guidelines based on 6 months of code reviews. Use when writing Rust code, debugging Rust issues, or reviewing Rust PRs. Covers error handling, file I/O safety, type safety patterns, performance optimization, common footguns, and fundamental best practices. Perfect for both new and experienced Rust developers working on CLI tools, hooks, or production code.

This skill should be used when preparing facilitators to deliver training workshops effectively. Use this skill to create detailed facilitator guides, design energy management strategies, develop backup plans, and ensure confident delivery.

Prevents AI-generated fluff in external content. Opt-in via onboarding. Use when writing LinkedIn posts, Medium articles, public documentation.

Expert guidance for implementing BRC-100 conforming wallets using Go wallet-toolbox. Covers wallet initialization, transaction creation/signing, key management, storage, and certificate operations following the BRC-100 standard in Go.

Generate comprehensive multi-approach strategies before execution. Extract domain knowledge, create alternative approaches, identify failure modes, and develop risk-aware plans. Use proactively for complex tasks requiring strategic thinking or when multiple approaches might succeed.

Create a new skill that uses an MCP server, following best practices from the MCP CLI guide. Use when user wants to create a skill for a new MCP server or integrate MCP functionality into a skill.

This skill should be used when breaking down frontend feature requirements into parallelizable work items (API clients, UI components, and integration tasks) with clear dependencies. Particularly useful for creating structured work breakdowns with Mermaid diagrams and organizing tasks for team development.

Browser automation for development and testing. Use when showing UI progress to user, writing e2e tests, or testing complex interactions (drag/drop, keyboard nav).

Complete patterns for containerizing applications with Docker: Dockerfiles, multi-stage builds, layer optimization, security best practices, and production-ready configurations for Python/FastAPI and Node.js/Next.js apps.

Use when claims lack multi-method validation, need stronger causality demonstration, or require in vivo confirmation - establishes evidence hierarchy from single-method to CNS-level multi-approach validation

Build browser extensions with WXT framework, Manifest V3, and TypeScript.Use when: creating Chrome extension, Firefox addon, browser plugin.Triggers: "extension", "browser extension", "chrome extension", "firefox addon", "manifest v3", "wxt".

Create feature specifications using Specification-Driven Development (SDD) methodology.Use when starting a new feature, documenting requirements, or executing the /specify command.This skill guides the creation of comprehensive feature specifications following the SDDframework's spec-template.md structure. It ensures specifications include all requiredsections, validates completeness, detects domains/agents needed, and prepares for theplanning phase.Triggered by: /specify command, user request for "specification", "requirements","feature spec", or "document requirements".

Expert glossary builder who creates comprehensive definitions and descriptions for all terms in a taxonomy. Your goal is to produce clear, accurate, and contextually appropriate definitions that help users understand each concept.

Set up Python Flask development environment for beginners with step-by-step guidance, virtual environment creation, and troubleshooting