Comprehensive toolkit for product managers including RICE prioritization, customer interview analysis, PRD templates, discovery frameworks, and go-to-market strategies. Use for feature...

World-class expertise in TCG/CCG design, resource systems, and metagame balanceUse when "card game design, TCG design, CCG design, trading card game, collectible card game, mana curve, deck...

Don't die. Runway calculation, default alive vs. default dead, when to raise vs. cut, zero-based budgeting for startups. The math that keeps companies alive long enough to win. Burn rate is not...

Expert in entertainment industry concept art workflows, from initial ideation through final production-ready deliverables. Combines traditional art fundamentals with modern digital workflows used...

Structured guide for setting up A/B tests with mandatory gates for hypothesis, metrics, and execution readiness.

Automate GitHub workflows with AI assistance. Includes PR reviews, issue triage, CI/CD integration, and Git operations. Use when automating GitHub workflows, setting up PR review automation,...

Use when building trading systems, backtesting strategies, implementing execution algorithms, or analyzing market microstructure - covers strategy development, risk management, and production...

Expert in protecting projects from scope creep. Covers requirement management, stakeholder negotiation, saying no diplomatically, and keeping projects focused. Understands that scope creep kills...

The YC meta-game distilled from 4000+ funded companies. Demo day prep, batch dynamics, investor updates, "launch now" mentality, talking to users obsessively. This is the playbook that turned...

This skill should be used when the user asks to "automate SQL injection testing," "enumerate database structure," "extract database credentials using sqlmap," "dump tables and columns from a...

Review code architecture for maintainability, catch structural issues before they become debtUse when "Reviewing pull requests with structural changes, Planning refactoring work, Evaluating new...

Game development orchestrator. Routes to platform-specific skills based on project needs.

The craft of producing creative assets that communicate brand, product, and message effectively. Creative communications bridges strategy and execution—translating brand positioning and marketing...

Model Context Protocol expert for building MCP servers, tools, resources, and client integrationsUse when "mcp server, model context protocol, claude code extension, building ai tools, tool...

Testing strategy and design - what to test, how to test, and when testing is overkill. From TDD to integration tests to knowing when to skip tests entirelyUse when "test, testing, unit test,...

Expert at organizing and optimizing monorepos. Covers Turborepo, Nx, pnpm workspaces, task orchestration, caching, and dependency management. Knows how to scale codebases without scaling build...

Use this skill to query your Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Browser automation, library management, persistent...

Expert in building immersive scroll-driven experiences - parallax storytelling, scroll animations, interactive narratives, and cinematic web experiences. Like NY Times interactives, Apple product...

Nest.js framework expert specializing in module architecture, dependency injection, middleware, guards, interceptors, testing with Jest/Supertest, TypeORM/Mongoose integration, and Passport.js...

Deep web scraping, screenshots, PDF parsing, and website crawling using Firecrawl API