Agent skill · Audited from source
Free Tool Strategy
skill · borghei/Claude-SkillsNOASSERTION licenceAudited 19 Oct 2026 · source 6e3fcbdbb5cf
Is it safe? With care — CAUTION, grade B (89/100). We read this skill's source at commit 6e3fcbdbb5cf and found no filesystem, network or shell access and no hard-coded secrets. The audit raised 5 findings, 0 critical or high. What it does: Free tool marketing strategy covering idea evaluation, tool design, lead capture architecture, SEO landing pages, launch playbook, and ROI measurement for calculators, generators, checkers, graders, and interactive…
Cite
Cite this page
ModelsAtlas. “Free Tool Strategy (borghei/Claude-Skills)”. Retrieved 19 Oct 2026. https://modelsatlas.com/skills/borghei/free-tool-strategy
2 skills are called “Free Tool Strategy”. You are viewing borghei/Claude-Skills.
- borghei/Claude-Skills★ 949!CAUTION
- alirezarezvani/claude-skills★ 28k!CAUTION
Trust audit
Audit 0.4.1 · source read 19 Oct 2026
CAUTION means the audit found things worth knowing before you trust this skill. Grade B is shared by 13,985 of 14,816 audited skills.
What the source does
- FilesystemNone observedNo reads or writes in the source
- NetworkNone observedNo outbound calls in the source
- ShellNone observedNo commands run in the source
- DependenciesPinnedNothing floats
- SecretsNone foundNo keys in source
Five audit layers
| Layer | What we check | Result | Findings |
|---|---|---|---|
L0 Provenance | Repo owner, licence, archive status, activity | WARN | 5 |
L1 Static source | Secrets, path traversal, supply chain, hidden code | PASS | 0 |
L2 Instructions | Prompt injection, authority framing, hidden directives | PASS | 0 |
L3 Inventory | The files and declarations match the source | PASS | 0 |
L4 Sandbox | Run in isolation and watch behaviour | SKIPPED why | 0 |
Gates applied: no behavioural pass.
Findings (5)
MEDIUMInventory / provenanceinv.symlink · .codex/skills/a11y-audit
.codex/skills/a11y-audit
- Why
- link not followed
- Fix
- —
MEDIUMInventory / provenanceinv.symlink · .codex/skills/ab-test-setup
.codex/skills/ab-test-setup
- Why
- link not followed
- Fix
- —
MEDIUMInventory / provenanceinv.symlink · .codex/skills/account-executive
.codex/skills/account-executive
- Why
- link not followed
- Fix
- —
MEDIUMInventory / provenanceinv.symlink · .codex/skills/ad-creative
.codex/skills/ad-creative
- Why
- link not followed
- Fix
- —
MEDIUMInventory / provenanceinv.symlink · .codex/skills/aeo
.codex/skills/aeo
- Why
- link not followed
- Fix
- —
Audit 0.4.1 · source sha 6e3fcbdbb5cf · 19 Oct 2026Report an issue or request a re-scan
Provenance
Who published it, and what the verdict is pinned to
- Publisherborghei GitHub userOwner of the repository this skill is read from
- Source folderborghei/Claude-Skills/business-growth/free-tool-strategyThe exact folder we audited
- LicenceNOASSERTIONAs the repository states it
- Commit pinned for this verdict6e3fcbdbb5cfA new audit runs when the source changes
- Repository statusNot archivedLast push 12 days ago
- Sandboxed runNot runSkills are read, not executed; layer L4 is skipped
What it tells the agent
Full source on GitHub ↗Its description: Free tool marketing strategy covering idea evaluation, tool design, lead capture architecture, SEO landing pages, launch playbook, and ROI measurement for calculators, generators, checkers, graders, and interactive…
---
name: free-tool-strategy
description: >
Free tool marketing strategy covering idea evaluation, tool design, lead
capture architecture, SEO landing pages, launch playbook, and ROI measurement
for calculators, generators, checkers, graders, and interactive tools.
license: MIT + Commons Clause
metadata:
version: 1.0.0
author: borghei
category: business-growth
updated: 2026-03-31
tags:
- growth
- free-tools
- engineering-as-marketing
- lead-generation
- product-led-growth
---
# Free Tool Strategy
Production-grade framework for building free tools that generate traffic, leads, and backlinks. Covers idea evaluation with a 6-factor scoring system, tool design patterns, lead capture architecture, SEO landing page strategy, launch playbook, and ROI measurement. Applicable to calculators, generators, checkers, graders, converters, templates, and interactive visualizations.
---
## Table of Contents
- [When to Build vs When Not To](#when-to-build-vs-when-not-to)
- [Tool Type Selection](#tool-type-selection)
- [6-Factor Evaluation Framework](#6-factor-evaluation-framework)
- [Tool Design Principles](#tool-design-principles)
- [Lead Capture Architecture](#lead-capture-architecture)
- [SEO Landing Page Strategy](#seo-landing-page-strategy)
- [Launch Playbook](#launch-playbook)
- [Distribution Channels](#distribution-channels)
- [Measurement Framework](#measurement-framework)
- [Maintenance and Iteration](#maintenance-and-iteration)
- [Output Artifacts](#output-artifacts)
- [Related Skills](#related-skills)
---
## When to Build vs When Not To
**Build a free tool when:**
- Search volume exists for "[topic] calculator/generator/checker" (> 500/month)
- No excellent free alternative exists (or you can be 10x better)
- The tool naturally connects to your paid product
- You have engineering resources to build AND maintain it
- The tool produces shareable, bookmark-worthy output
**Do NOT build when:**
- A well-established free tool already exists and is sufficient
- The tool would be a thin wrapper with no unique value
- You cannot maintain it post-launch
- The tool requires data you do not have or cannot access
- Total addressable search volume is < 200/month
---
## Clarify First
Before designing the free tool, confirm these inputs. If any is unknown or vague, ASK — do not assume:
- [ ] **Tool concept + type** — calculator, generator, checker, grader, converter, template, or visualization (drives build complexity and lead-capture fit)
- [ ] **Target keyword + search volume** — the "free [tool]" search demand (a core factor in the 6-factor go/no-go score)
- [ ] **Primary goal** — leads, SEO traffic, backlinks, or brand (selects the tool type and gate strategy)
- [ ] **Connection to your paid product** — without it, leads won't convert (determines whether to build at all)
Stop rule: ask only the 2-3 that most change the output. If the user says "just draft it," proceed and list your assumptions at the top of the plan.
## Tool Type Selection
| Tool Type | What It Does | Build Complexity | Lead Capture Fit | SEO Value | Example |
|-----------|-------------|-----------------|-----------------|-----------|---------|
| Calculator | Takes inputs, outputs a number/range | Low-Medium | High (email the full report) | High | ROI calculator, LTV calculator, salary calculator |
| Generator | Creates text, ideas, or structured content | Low (template) to High (AI) | Medium (save/download results) | High | Headline generator, name generator, bio writer |
| Checker/Auditor | Analyzes a URL, text, or file and scores it | Medium-High | Very high (full report via email) | Very high | SEO audit, readability checker, accessibility checker |
| Grader | Scores something against a rubric | Medium | High (detailed scorecard) | High | Website grader, email subject line grader |
| Converter | Transforms input from one format to another | Low-Medium | Low (utility, quick use) | Medium | Unit converter, file converter, timezone converter |
| Template Library | Pre-built fillable documents | Very low | Medium (download gated) | High | Contract templates, brief templates, spreadsheet templates |
| Interactive Visualization | Shows data or concepts visually | High | Medium | Very high (link magnet) | Market maps, comparison charts, trend visualizers |
### Selection Decision Tree
```
What do you want to generate?
├── Leads (email capture) → Checker/Auditor or Calculator (report gating)
├── SEO traffic → Calculator or Checker (high search volume keywords)
├── Backlinks → Interactive Visualization or Template Library (link magnet)
├── Brand awareness → Generator (shareable output, social virality)
└── All of the above → Checker/Auditor (highest combined value)
```
---
## 6-Factor Evaluation Framework
Score each tool idea 1-5 on each factor. Maximum score: 30.
| Factor | What to Check | 1 (Weak) | 3 (Moderate) | 5 (Strong) |
|--------|--------------|----------|-------------|-----------|
| Search Volume | Monthly searches for "free [tool]" | < 100/mo | 500-2,000/mo | > 5,000/mo |
| Competition | Quality of existing free tools | Excellent tools exist | Decent tools, room to improve | No good free alternatives |
| Build Effort | Engineering time required | Months of work | 1-2 weeks | Days |
| Lead Capture Potential | Natural email gate opportunity | Forced gate kills UX | Reasonable gate | Natural fit (report, saved results) |
| SEO Value | Topical authority and backlink potential | Thin, one-page utility | Moderate content depth | Deep use case, link magnet |
| Viral Potential | Will users share results or embed? | Nobody would share | Some sharing potential | Results are inherently shareable |
### Scoring Thresholds
| Score | Decision |
|-------|----------|
| 25-30 | Build immediately -- strong across all factors |
| 20-24 | Strong candidate -- validate search volume before committing |
| 15-19 | Conditional -- only if resources are available and strategic fit is strong |
| < 15 | DExcerpt, first 6,000 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.
Install
Pinned to the audited commit 6e3fcbd
git clone https://github.com/borghei/Claude-Skills git -C Claude-Skills checkout 6e3fcbdbb5cf
The author documents no install command, so this uses the repository directly. Our verdict covers commit 6e3fcbdbb5cf only.
Works in
The author has not said which agents this skill supports, and we have not tested it in any.
Audit history
Every audit, every source change
- !CAUTION B 89 / 100
first audit · source
6e3fcbdbb5cf
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Questions about Free Tool Strategy
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Sources
- github.com/borghei/Claude-Skills/tree/main/business-growth/free- — the audited source at commit 6e3fcbdbb5cf and every finding aboveObserved · 19 Oct 2026
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