# samuelcastro > Open-source publisher. Listings imported from github.com/samuelcastro — credited to the original author with their license. - **Listings:** 13 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/samuelcastro - **Website:** https://github.com/samuelcastro ## Published listings - [Fundraising](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-fundraising) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-fundraising` Guide founders through the complete fundraising journey from pitch deck to close. Use when a founder says "help me raise", "build a pitch deck", "find investors", "financial projections", "how much to raise", "investor outreach", or asks about valuations, term sheets, or VC meetings. Covers pre-seed through Series A with stage-appropriate frameworks. - [Marketing Brand](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-marketing-brand) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-marketing-brand` Guide founders through organic marketing and brand building from early-stage to scale. Use when a founder says "help me create a content strategy", "write a PR pitch", "how do I improve our SEO", "build a community around our product", "create our brand guidelines", "what marketing channels should I focus on", "help me with our messaging", "content marketing plan", "how do I get press coverage",… - [Go To Market](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-go-to-market) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-go-to-market` Guide founders through launch planning and early traction strategies. Use when a founder says "How do I launch this?", "Help me get my first customers", "What's my go-to-market strategy?", "What's my GTM strategy?", "How do I get traction?", "Launch plan for my startup", "first 100 customers", "pre-launch waitlist", or asks about channel selection, launch execution, or early growth tactics. - [Sales](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-sales) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-sales` Guide founders through B2B sales from first deal to scalable sales engine. Use when a founder says "help me design my sales process", "how should I start selling this?", "write a cold email sequence", "create a demo script", "help me build a proposal", "how do I forecast my pipeline", "what CRM should I use", "SOW template", "sales playbook", or asks about outbound sales, closing deals, pipeline… - [Growth Analytics](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-growth-analytics) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-growth-analytics` Guide founders through metrics frameworks, experimentation, and data-driven growth. Use when a founder says "help me set up my metrics framework", "what should my north star metric be?", "design an A/B test", "help me analyze retention/churn", "build me a dashboard to track growth", "how do I do cohort analysis?", "what metrics should I track?", "pirate metrics", "AARRR funnel", or needs to make… - [Customer Success](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-customer-success) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-customer-success` Guide founders through customer success strategy including onboarding, support processes, churn prevention, and satisfaction measurement. Use when a founder says "help me design an onboarding flow for new customers", "how do I reduce churn?", "create an NPS survey for my product", "build a customer health scoring system", "help me set up a support ticketing process", "how to improve my customer s… - [Finance Accounting](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-finance-accounting) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-finance-accounting` Guide founders through startup finance and accounting fundamentals beyond fundraising. Use when a founder says "help me understand my burn rate", "what's my runway", "create a cash flow forecast", "set up bookkeeping", "monthly financial report", "when should I hire an accountant", "QuickBooks vs Xero", "board financial report", or asks about cash management, financial reporting, accounting softw… - [Product](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-product) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-product` Guide founders through product documentation, planning, and execution. Use when a founder says "help me write a PRD", "create a product roadmap", "write user stories", "prioritize features", "scope this feature", "product requirements", "acceptance criteria", "what should we build next", or needs to articulate product vision for teams or investors. - [Legal Compliance](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-legal-compliance) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-legal-compliance` | - [Business Model](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-business-model) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-business-model` Help founders design pricing strategy, analyze unit economics, and create competitive positioning. Use when a founder asks "How should I price this?", "What's my unit economics?", "How do I position against competitors?", "Is this a good business model?", "Help me figure out my margins", "What's my LTV/CAC?", "Should I do subscription or usage-based?", or needs to articulate their business model… - [Founder Playbook](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-founder-playbook) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-founder-playbook` > - [Idea Validation](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-idea-validation) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-idea-validation` Guide founders through validating startup ideas before building. Use when a founder says "I have an idea", "help me validate", "is this a good idea", "should I build this", "customer discovery", or asks about product-market fit, market sizing, or customer interviews. Covers problem discovery, customer interviews, market validation, and go/no-go decisions. - [Operations](https://agentstack.voostack.com/l/skill-samuelcastro-startup-skills-operations) — Skill · Free · security-reviewed — `agentstack add skill-samuelcastro-startup-skills-operations` Guide founders through startup operations including hiring, OKRs, and board management. Use when a founder says "help me write a job description", "how do I set OKRs", "create a board deck", "structure investor updates", "build a hiring plan", "interview scorecard", "quarterly planning", "team goals", "board meeting", or needs operational templates for running their startup. --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.