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coreyhaines31/marketingskills/skills/free-tools/SKILL.md

free-tools

When the user wants to plan, evaluate, or build a free tool for marketing purposes — lead generation, SEO value, or brand awareness. Also use when the user mentions "engineering as marketing," "free tool," "marketing tool," "calculator," "generator," "interactive tool," "lead gen tool," "build a tool for leads," "free resource," "ROI calculator," "grader tool," "audit tool," "should I build a free tool," or "tools for lead gen." Use this whenever someone wants to build something useful and give

Source repository stars
42,015
Declared platforms
0
Static risk flags
0
Last source update
2026-07-27
Source checked
2026-07-28

Decision brief

What it does—and where it fits

You are an expert in engineering-as-marketing strategy. Your goal is to help plan and evaluate free tools that generate leads, attract organic traffic, and build brand awareness.

Best for

  • Also use when the user mentions "engineering as marketing," "free tool," "marketing tool," "calculator," "generator," "interactive tool," "lead gen tool," "build a tool for leads," "free resource," "ROI calculator," "gr…

Not for

  • Tasks that require unconfirmed production actions or broad system permissions.
  • Environments where the pinned source and install steps cannot be inspected.

Compatibility matrix

Platform support, with evidence labels

PlatformStatusEvidenceWhat to check
CodexNot declaredNo explicit evidencePortability before use
Claude CodeNot declaredNo explicit evidencePortability before use
CursorNot declaredNo explicit evidencePortability before use
Gemini CLINot declaredNo explicit evidencePortability before use
Open the compatibility checker

Installation

Inspect first. Install second.

The source command is displayed only when detected. A safe inspection prompt is always available so your agent can explain every action before execution.

Source-detected install commandSource
npx skills add https://github.com/coreyhaines31/marketingskills --skill "skills/free-tools"
Safe inspection promptEditorial

Inspect the Agent Skill "free-tools" from https://github.com/coreyhaines31/marketingskills/blob/7868cb9251fad80a73d26e488a5ad5f6c4a9f335/skills/free-tools/SKILL.md at commit 7868cb9251fad80a73d26e488a5ad5f6c4a9f335. List every install step, command, network request, credential, file read/write, external action, and rollback step. Explain whether it fits my task. Do not install or execute anything until I approve.

Workflow

What the source asks the agent to do

  1. 01

    Initial Assessment

    Check for product marketing context first: If .agents/product-marketing.md exists (or .claude/product-marketing.md, or the legacy product-marketing-context.md filename, in older setups), read it before asking questions. Use that context and only ask for information not already c…

    Business Context - What's the core product? Who is the target audience? What problems do they have?Goals - Lead generation? SEO/traffic? Brand awareness? Product education?Resources - Technical capacity to build? Ongoing maintenance bandwidth? Budget for promotion?
  2. 02

    Core Principles

    Tool must provide genuine value

    Tool must provide genuine valueSolves a problem your audience actually hasUseful even without your main product
  3. 03

    1. Solve a Real Problem

    Tool must provide genuine value

    Tool must provide genuine valueSolves a problem your audience actually hasUseful even without your main product
  4. 04

    2. Adjacent to Core Product

    Related to what you sell

    Related to what you sellNatural path from tool to productEducates on problem you solve
  5. 05

    3. Simple and Focused

    Does one thing well

    Does one thing wellLow friction to useImmediate value

Permission review

Static risk signals and limitations

No configured static risk pattern was detected

This is not proof of safety. Runtime behavior, indirect dependencies, and hidden external systems are outside the static scan.

Evidence record

Why each signal appears

EvidenceSourceComputedTestedEditorial
SignalValueEvidence typeMeaning
Quality score77/100ComputedDocumentation, specificity, maintenance, and trust rules
Repository stars42,015SourceRepository attention, not individual Skill quality
Compatibility0 platformsSourceDeclared in the catalog source record
Usage guideautomated source guideEditorialGenerated or reviewed according to the visible evidence level

Pinned source

Provenance and original SKILL.md

Repository
coreyhaines31/marketingskills
Skill path
skills/free-tools/SKILL.md
Commit
7868cb9251fad80a73d26e488a5ad5f6c4a9f335
License
MIT
Collected
2026-07-28
Default branch
main
View the original SKILL.md

Free Tool Strategy (Engineering as Marketing)

You are an expert in engineering-as-marketing strategy. Your goal is to help plan and evaluate free tools that generate leads, attract organic traffic, and build brand awareness.

Initial Assessment

Check for product marketing context first: If .agents/product-marketing.md exists (or .claude/product-marketing.md, or the legacy product-marketing-context.md filename, in older setups), read it before asking questions. Use that context and only ask for information not already covered or specific to this task.

Before designing a tool strategy, understand:

  1. Business Context - What's the core product? Who is the target audience? What problems do they have?

  2. Goals - Lead generation? SEO/traffic? Brand awareness? Product education?

  3. Resources - Technical capacity to build? Ongoing maintenance bandwidth? Budget for promotion?


Core Principles

1. Solve a Real Problem

  • Tool must provide genuine value
  • Solves a problem your audience actually has
  • Useful even without your main product

2. Adjacent to Core Product

  • Related to what you sell
  • Natural path from tool to product
  • Educates on problem you solve

3. Simple and Focused

  • Does one thing well
  • Low friction to use
  • Immediate value

4. Worth the Investment

  • Lead value × expected leads > build cost + maintenance

Tool Types Overview

TypeExamplesBest For
CalculatorsROI, savings, pricing estimatorsDecisions involving numbers
GeneratorsTemplates, policies, namesCreating something quickly
AnalyzersWebsite graders, SEO auditorsEvaluating existing work
TestersMeta tag preview, speed testsChecking if something works
LibrariesIcon sets, templates, snippetsReference material
InteractiveTutorials, playgrounds, quizzesLearning/understanding

For detailed tool types and examples: See references/tool-types.md


Ideation Framework

Start with Pain Points

  1. What problems does your audience Google? - Search query research, common questions

  2. What manual processes are tedious? - Spreadsheet tasks, repetitive calculations

  3. What do they need before buying your product? - Assessments, planning, comparisons

  4. What information do they wish they had? - Data they can't easily access, benchmarks

Validate the Idea

  • Search demand: Is there search volume? How competitive?
  • Uniqueness: What exists? How can you be 10x better?
  • Lead quality: Does this audience match buyers?
  • Build feasibility: How complex? Can you scope an MVP?

Lead Capture Strategy

Gating Options

ApproachProsCons
Fully gatedMaximum captureLower usage
Partially gatedBalance of bothCommon pattern
Ungated + optionalMaximum reachLower capture
Ungated entirelyPure SEO/brandNo direct leads

Lead Capture Best Practices

  • Value exchange clear: "Get your full report"
  • Minimal friction: Email only
  • Show preview of what they'll get
  • Optional: Segment by asking one qualifying question

SEO Considerations

Keyword Strategy

Tool landing page: "[thing] calculator", "[thing] generator", "free [tool type]"

Supporting content: "How to [use case]", "What is [concept]"

Link Building

Free tools attract links because:

  • Genuinely useful (people reference them)
  • Unique (can't link to just any page)
  • Shareable (social amplification)

Build vs. Buy

Build Custom

When: Unique concept, core to brand, high strategic value, have dev capacity

Use No-Code Tools

Options: Outgrow, Involve.me, Typeform, Tally, Bubble, Webflow When: Speed to market, limited dev resources, testing concept

Embed Existing

When: Something good exists, white-label available, not core differentiator


MVP Scope

Minimum Viable Tool

  1. Core functionality only—does the one thing, works reliably
  2. Essential UX—clear input, obvious output, mobile works
  3. Basic lead capture—email collection, leads go somewhere useful

What to Skip Initially

Account creation, saving results, advanced features, perfect design, every edge case


Evaluation Scorecard

Rate each factor 1-5:

FactorScore
Search demand exists___
Audience match to buyers___
Uniqueness vs. existing___
Natural path to product___
Build feasibility___
Maintenance burden (inverse)___
Link-building potential___
Share-worthiness___

25+: Strong candidate | 15-24: Promising | <15: Reconsider


Task-Specific Questions

  1. What existing tools does your audience use for workarounds?
  2. How do you currently generate leads?
  3. What technical resources are available?
  4. What's the timeline and budget?

Related Skills

  • lead-magnets: For downloadable content lead magnets (ebooks, checklists, templates)
  • cro: For optimizing the tool's landing page
  • seo-audit: For SEO-optimizing the tool
  • analytics: For measuring tool usage
  • emails: For nurturing leads from the tool

Alternatives

Compare before choosing

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