cofounder-evaluator
Use this skill when users need to evaluate potential co-founders, assess founder compatibility, design equity splits, or navigate co-founder relationships. Activates for "should I work with this person," "co-founder fit," "equity split," or founding team questions.
constraint-eliminator
Use this skill when users need to remove customer friction, improve customer success, handle objections, design guarantees, or eliminate obstacles between customers and results. Activates for customer success issues, objection handling, or "customers can't get results" problems.
business-model-auditor
Use this skill when users need to stress test their business model, identify scale limitations, find bottlenecks, determine if they're trading time for money, or evaluate unit economics. Activates for "can this scale," "what breaks at 10x," or business model viability questions.
brand-name-generator
Generate creative brand names, company names, product names, or startup names. Includes naming strategies, brandability scoring, and domain availability checking.
api-design-expert
Expert in RESTful API design, OpenAPI/Swagger documentation, versioning, error handling, and API best practices for NestJS applications
comment-mode
Granular feedback on drafts without rewriting. Generates highlighted HTML with click-to-reveal inline comments. Use when user says "comment on this", "leave comments on", "give feedback on", or asks for feedback on a draft. Supports multiple lenses—editor feedback, POV simulation ("as brian would react"), or focused angles ("word choice only", "weak arguments"). A granular alternative to rewrites that lets users review feedback incrementally without losing their voice.
agent-browser
Automates browser interactions for web testing, form filling, screenshots, and data extraction. Use when the user needs to navigate websites, interact with web pages, fill forms, take screenshots, test web applications, or extract information from web pages.
advanced-evaluation
Master LLM-as-a-Judge evaluation techniques including direct scoring, pairwise comparison, rubric generation, and bias mitigation. Use when building evaluation systems, comparing model outputs, or establishing quality standards for AI-generated content.
agent-config-audit
Audit and sync AI agent configuration files (CLAUDE.md, CODEX.md, AGENTS.md, .cursorrules, hooks, settings) across workspaces. Use when agent configs drift, rules duplicate, files go stale, or after workspace restructuring.
x-algorithm-optimizer
Optimize X/Twitter content for algorithm engagement signals. Based on xai-org/x-algorithm's Grok transformer model that predicts 15 user-specific engagement signals. Activates for tweet optimization, thread strategy, X growth, or algorithm-aligned content.
fullstack-workspace-init
Scaffold a production-ready full-stack monorepo with working MVP features, tests, and CI/CD. Generates complete CRUD functionality, Clerk authentication, and quality gates that run immediately with `bun dev`.
project-init-orchestrator
Orchestrates complete project initialization by coordinating agent-folder-init, linter-formatter-init, husky-test-coverage, and other setup skills. Use this skill when starting a new project that needs full AI-first development infrastructure with code quality enforcement.
project-scaffold
Unified project scaffolder that works across all platforms. Scaffold .agent folders, backend (NestJS), frontend (NextJS), mobile (Expo), and browser extensions (Plasmo) with interactive prompts. Supports both monorepo and separate repository structures, and can add components to existing projects.
skill-capture
Extracts valuable learnings, patterns, and workflows from conversations and persists them as reusable skill files. This skill should be used when a complex problem was solved, a valuable workflow was discovered, or the user explicitly requests to capture knowledge as a skill.
context-degradation
Recognize, diagnose, and mitigate patterns of context degradation in agent systems. Use when context grows large, agent performance degrades unexpectedly, or debugging agent failures.
devcontainer-setup
Set up a .devcontainer for VS Code with Docker, Claude Code CLI support, and configurable options. Use when the user asks to "set up devcontainer", "add docker development environment", "configure dev container", or needs to containerize their development workflow.
testing-expert
Expert in testing strategies for React, Next.js, and NestJS applications covering unit tests, integration tests, E2E tests, and testing best practices
testing-cicd-init
Add Vitest testing infrastructure and GitHub Actions CI/CD to any TypeScript project. Supports Next.js, NestJS, and React projects with 80% coverage thresholds. Use this skill when setting up tests for a new project or adding CI/CD pipelines.
qa-reviewer
Systematically review AI agent work for quality, accuracy, and completeness. Catches bugs, verifies patterns, checks against requirements, and suggests improvements before committing changes.
playwright-e2e-init
Initialize Playwright end-to-end testing for Next.js and React projects. Sets up configuration, creates example tests, and integrates with existing CI/CD. Use when adding E2E tests to a frontend project.
nestjs-testing-expert
Testing patterns for NestJS apps using Jest, covering unit, integration, and e2e tests.
husky-test-coverage
Set up or verify Husky git hooks to ensure all tests run and coverage stays above 80% (configurable) for Node.js/TypeScript projects. This skill should be used when users want to enforce test coverage through pre-commit hooks, verify existing Husky/test setup, or configure coverage thresholds for Jest, Vitest, or Mocha test runners.
startup-icp-definer
Use this skill when users need to define their ideal customer profile, identify target personas, map buying centers, or understand who they're selling to. Activates for "who is my customer," "define ICP," "target audience," or persona questions.
scale-validator
Use this skill when users need to validate if their business can scale, stress-test their model, or assess bottlenecks. Activates for "can this scale," "validate my business model," "what's my bottleneck," or when planning for growth.
landing-page-vercel
Scaffold a production-ready static landing page with working email capture form, analytics, and responsive design. Deploys instantly to Vercel.
pricing-strategist
Use this skill when users need help with pricing strategy, feel they're undercharging, want to raise prices confidently, or need to position offerings as premium. Activates for pricing questions, value-based pricing, competitor pricing analysis, or pricing confidence issues.
offer-validator
Validate existing offers using Hormozi's Value Equation. Scores offers, exposes weaknesses, and provides actionable fixes. Activates for "validate my offer," "rate my offer," or "is my offer good."
offer-architect
Use this skill when users need to create irresistible offers, design value stacks, optimize product/service positioning, or build "grand slam offers." Activates for offer creation, value propositions, pricing packages, bundles, or when conversions are low.
mvp-architect
Use this skill when users need to scope an MVP, define minimum viable features, plan early product development, or determine what to build first. Activates for "what should my MVP include," "scope my MVP," "what to build first," or product scoping questions.
market-sizer
Use this skill when users need to calculate market size (TAM/SAM/SOM), assess market opportunity, validate market potential, or determine if a market is big enough to pursue. Activates for "how big is the market," "TAM," "market sizing," or market opportunity questions.
idea-validator
Validate startup ideas using Hexa's Opportunity Memo framework and Perceived Created Value (PCV) methodology. Assess problem-solution fit, market opportunity, and determine if an idea is worth pursuing.
fundraise-advisor
Use this skill when users need to raise funding, create a pitch deck, prepare for investor meetings, understand fundraising process, or navigate seed/pre-seed rounds. Activates for "how do I raise money," "pitch deck," "investors," or fundraising questions.
execution-accelerator
Use this skill when users are stuck on a decision, overthinking, experiencing analysis paralysis, or need to ship faster. Activates for "should I wait," "I can't decide," "I'm overthinking," or when speed is critical and perfectionism is the enemy.
nestjs-queue-architect
Queue job management patterns, processors, and async workflows for video/image processing
positioning-angles
Use this skill when users need to find their unique marketing angle, differentiate from competitors, or transform their positioning. Activates for "find my angle," "how do I stand out," "why isn't this selling," "we sound like everyone else," or positioning strategy questions.
expert-validator
Validate positioning, authority, and messaging strategy using Expert Secrets principles. Assess Attractive Character, Big Domino, and New Opportunity framing. Activates for "validate my positioning" or authority assessment.
expert-architect
Use this skill when users need to build their positioning, develop their attractive character, or craft their origin story. Activates for "build my positioning," "create my origin story," "develop my brand," or when establishing expert authority.
early-hiring-advisor
Use this skill when users need to make early hires, build their founding team, determine compensation/equity, decide who to hire first, or scale from founders to first employees. Activates for "who should I hire first," "early hiring," "equity for employees," or team building questions.
execution-validator
Use this skill when users need to validate a launch plan, assess MVP scope, or determine if they're ready to execute. Activates for "validate my plan," "am I ready to launch," "is my scope too big," or when assessing action readiness.
serializer-specialist
Expert in JSON:API serialization patterns using ts-jsonapi or similar libraries.
incremental-fetch
Build resilient data ingestion pipelines from APIs. Use when creating scripts that fetch paginated data from external APIs (Twitter, exchanges, any REST API) and need to track progress, avoid duplicates, handle rate limits, and support both incremental updates and historical backfills. Triggers: 'ingest data from API', 'pull tweets', 'fetch historical data', 'sync from X', 'build a data pipeline', 'fetch without re-downloading', 'resume the download', 'backfill older data'. NOT for: simple one-shot API calls, websocket/streaming connections, file downloads, or APIs without pagination.
error-handling-expert
Expert in error handling patterns, exception management, error responses, logging, and error recovery strategies for React, Next.js, and NestJS applications
monitoring-setup
Expert in setting up Sentry error tracking and Google Analytics for NestJS and Next.js applications. Use this skill when users need monitoring, error tracking, or analytics configuration.
tool-design
Design tools that agents can use effectively, including when to reduce tool complexity. Use when creating, optimizing, or reducing agent tool sets.
spec-first
Use when building anything non-trivial. Enforces a spec → plan → execute → verify loop that prevents "looks right" failures. Creates spec.md, todo.md, and decisions.md before writing code.
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
prompt-engineer
Expert prompt engineer specializing in content generation and social media optimization
multi-agent-patterns
Design multi-agent architectures for complex tasks. Use when single-agent context limits are exceeded, when tasks decompose naturally into subtasks, or when specializing agents improves quality.
memory-systems
Design and implement memory architectures for agent systems. Use when building agents that need to persist state across sessions, maintain entity consistency, or reason over structured knowledge.
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
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