Track calories with Lose It! - log food, track weight, and monitor nutrition goals

LSP (Language Server Protocol) expert for 100x faster semantic code understanding than text-based grep. Use when navigating large codebases, finding symbol definitions and references, or exploring type hierarchies. Supports TypeScript, Python, Go, Rust, and other LSP-enabled languages.

Expert in LTB filing and hearing processes including application filing requirements (landlord L1-L9 applications, tenant T1-T6 applications, filing deadlines), hearing preparation (disclosure, evidence organization, witness prep, legal arguments), hearing procedures (order of proceeding, evidence rules, adjudicator discretion, common defenses), and LTB orders/enforcement (standard eviction 11-day delay, conditional orders, rent abatement, sheriff enforcement). Use when filing LTB applications or preparing for hearings. Key terms include L1 arrears, L2 for-cause, T2 tenant rights, T5 maintenance, disclosure requirements, evidence rules, conditional orders, sheriff enforcement

Analyzes LVMS must-gather data to diagnose storage issues

macos-setup

Guidance for setting up mailing list servers with Postfix and Mailman3. This skill should be used when configuring email infrastructure, integrating Mailman3 with Postfix MTA, creating mailing lists, or troubleshooting mail delivery issues.

Release workflow for publishing a new version to PyPI via GitHub Actions.

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Manage the concepts database - verify, add, update, and check for duplicates before modifying concepts. MANDATORY for all concept operations.

Standardize markdown document creation and updates with proper headers and footers. Use when creating OR updating any markdown file that is NOT a subagent, command, or skill definition. Ensures consistent metadata, classification, and change tracking.

MUST INVOKE this skill when creating focused prompts in .prompts/prompts/ and multi-stage chains in .prompts/metaprompt/. Create, audit, and maintain all types of prompts including standalone prompts and meta-prompts for AI-to-AI workflows.

Manage and maintain VRP Toolkit skills through compliance checking, audit tracking, and documentation synchronization. Use when (1) adding or modifying skills, (2) checking skill compliance with project standards, (3) auditing SKILLS.md vs skills directory consistency, (4) recording skill changes to SKILLS_LOG.md, or (5) performing periodic skill health checks. Ensures skills stay independent, under 500 lines, properly structured, and well-documented.

Comprehensive guide for designing and implementing second-generation managed packages (2GP) for ISV applications. Focus on namespace strategy, package structure, versioning, and subscriber org conside

Create and evolve blog post ideas from initial concept to publication-ready draft.

Deployment and infrastructure for the site. Consult when troubleshooting deployments, modifying CI/CD, or diagnosing build issues.

Teaches when to use Server Components vs Client Components in React 19, including the 'use client' directive and boundary patterns. Use when architecting components, choosing component types, or working with Server Components.

Comprehensive guide for using the visual map editor. Use when designing game worlds, placing buildings, NPCs, or managing map JSON files.

La relación entre controles y sus efectos debe ser obvia y natural. Un buen

markdown-check

Professional markdown writing standards for documentation and content creation

Token-efficient markdown parsing, editing, and diagram generation using native CLI tools (Windows/Mac/Linux compatible)

Convert markdown files to Microsoft Word (.docx) with custom styling. Use when generating Word documents from markdown, creating editable documentation, or exporting reports for Microsoft Office.

Convert Markdown documents (*.md files) to self-contained HTML files with embedded images. Use when you need a portable, offline-friendly single HTML file from Markdown—ideal for blog posts, essays, reports, or any content that should work without external dependencies.

Эксперт по автоматизации маркетинга. Используй для настройки HubSpot, Marketo, email sequences, lead scoring и workflows.

Email marketing automation for HubSpot/Klaviyo/Mailchimp (and similar ESPs): design trigger-based lifecycle workflows (welcome, onboarding, nurture, win-back, cart abandonment), define segmentation + suppression/frequency policies, troubleshoot deliverability (SPF/DKIM/DMARC, one-click unsubscribe, list hygiene), and measure incrementality/ROI (holdouts, RPE, retention economics).

Paid advertising strategy for Google, Meta, TikTok, LinkedIn - campaign structure, bidding, audiences, creative, measurement, budget allocation, unit economics (CAC/LTV), revenue attribution, incrementality, payback period, and sales alignment.

SEO keyword research, content planning, and competitor analysis with anti-hallucination gates

Create and configure Claude Code marketplaces and plugins. Use when the user wants to create a marketplace, publish plugins, set up team plugin distribution, or configure marketplace.json or plugin.json files. Triggers: create marketplace, publish plugin, plugin distribution, marketplace.json, plugin.json, team plugins, share plugins

mastering-github-cli

Build search, vector similarity, and data-intensive applications with PostgreSQL and Python.

Apply Material Design 3 Expressive design principles, animations, and component patterns. Use when designing UI, implementing micro-interactions, color systems, or spring-based animations.

Guide for implementing Material Design 3 (Material You). Use when designing Android apps, implementing dynamic theming, or following Material component patterns.

Matrix chat communication. AUTOMATICALLY TRIGGER when user mentions Matrix rooms (#room:server), asks to send messages to chat, or wants to interact with Matrix. Use for sending messages to Matrix rooms on behalf of users via access token authentication.

Expert MCP (Model Context Protocol) server developer creating safe, performant, production-ready servers with proper security, error handling, and developer experience. Activate on 'create MCP', 'MCP server', 'build MCP', 'custom tool server', 'MCP development', 'Model Context Protocol'. NOT for using existing MCPs (just invoke them), general API development (use backend-architect), or skills/agents without external state (use skill-coach/agent-creator).

Use when building MCP servers or clients that connect AI systems with external tools and data sources. Invoke for MCP protocol compliance, TypeScript/Python SDKs, resource providers, tool functions.

Complete directory of available MCP servers with usage guidelines, tool categories, and selection criteria. Helps Claude choose the right MCP for each task and avoid token waste.

Token-efficient codebase exploration using MCP servers (Serena, Context7, JetBrains, Claude-mem). Reduces token usage by 80-90% through structured queries. Use ALWAYS before reading files to minimize context window usage.

Automatically evaluate the security, privacy, and reliability of MCP (Model Context Protocol) servers from GitHub repositories. This skill performs comprehensive assessments including code analysis, c

Provide real-world MCP patterns from production servers: code search (lci), browser integration (agnt), process management, and knowledge bases.

Scan MCP servers for security vulnerabilities, prompt injection attacks, and tool poisoning. Use this when the user wants to check if an MCP server is safe, analyze security risks, detect malicious tools, or verify MCP package integrity before installation.

Guide developers through Intility's production go-live checklist for MCP servers, ensuring security compliance with the lethal trifecta rules, Intility Software Engineering Policy, and infrastructure requirements. Use when a developer is ready to deploy an MCP server to production.

Expert guidance for researching, documenting, and integrating Model Context Protocol (MCP) servers and tools. Covers MCP architecture, server/client implementation patterns, tool discovery, integration workflows, security best practices, and multi-language SDK usage (Python, TypeScript, C#, Java, Rust). Enables seamless integration of MCP tools into Claude Code and AI applications.

Builds MCP (Model Context Protocol) servers and clients for extending AI assistants with custom tools, resources, and prompts.

Guide for implementing MCP Apps (SEP-1865) - interactive UI extensions for MCP servers. Use when building MCP servers that need to return rich, interactive HTML-based UIs alongside tool results for conversational AI hosts like Claude Desktop or ChatGPT.

Tool discovery, routing, chaining, error handling, and composition for the 34+ MCP scheduling tools. Use when orchestrating complex multi-tool workflows, handling MCP errors, or discovering available capabilities.

mcp-schema-designer

Guide for safely adding new MCP tools to the AI Counsel server

Diagnoses and resolves common Model Context Protocol (MCP) server connection issues with OpenAI Agents SDK

Creates production-ready MCP servers with tools, resources, and prompts using TypeScript SDK or Python FastMCP. Use when building MCP integrations for Claude or LLM applications.

Write effective MCP server instructions for tool compaction support. Use when creating or updating the `instructions` parameter in MaaSProtectedFastMCP server initialization. Helps LLMs understand when to search for tools, workflow patterns, and cross-feature relationships.