What problem does it solve? Deciding whether to build a free tool (calculator, generator, quiz) for marketing is risky without a framework — teams waste engineering effort on tools that attract no traffic or generate no qualified leads. This Skill provides a structured strategy for planning, evaluating, and launching engineering-as-marketing tools. ## Core Features & Use Cases - Tool Ideation & Validation: Score tool ideas against search demand, audience match, uniqueness, and build feasibility using a weighted scorecard. - Tool Type Guidance: Covers calculators, generators, analyzers, testers, libraries, and interactive educational tools with examples for each. - Lead Capture & SEO Strategy: Defines gating approaches (full, partial, ungated), keyword targeting, link building, and promotion plans. - Use Case: A SaaS founder wants to build a free ROI calculator to generate leads. Use this Skill to validate the idea, scope the MVP, define the lead capture flow, and produce a complete tool strategy document with success metrics. ## Quick Start Ask the AI to evaluate your free tool idea and produce a tool strategy document with SEO keywords, MVP scope, and lead capture plan.