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free-tools 精选

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 it away to attract leads or earn links. For downloadable content lead magnets (ebooks, checklists, templates), see lead-magnets.

写作 Claude CodeCodex CLICursor v2.0.1 MIT 5.4 万
在 GitHub 打开

安装方式

cp -r skills/free-tools ~/.claude/skills/free-tools

把该 skill 目录放进客户端 skills 目录。不同客户端的目录可能不同,Claude Code 默认是 ~/.claude/skills/

整仓一次性获取:git clone --depth 1 https://github.com/coreyhaines31/marketingskills.git

依赖与权限

  • 无需 API Key
  • 无需联网
  • 依赖外部命令:go
  • 以上为按正文与 frontmatter 自动推断的信号,仅供参考;安装前建议先阅读原文。
触发场景
free toolmarketing toolcalculator

SKILL.md 正文

来源 coreyhaines31/marketingskills@1efedbc · 许可 MIT · 内容未修改

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?
  1. Goals - Lead generation? SEO/traffic? Brand awareness? Product education?
  1. Resources - Technical capacity to build? Ongoing maintenance bandwidth? Budget for promotion?

Core Principles

"Your product is my marketing opportunity." Bezos said "your margin is my opportunity." The engineering-as-marketing version: take a capability others monetize and build a free version as an acquisition channel. Unsplash gave away the stock photos Getty sold — and Getty acquired it. See [references/tool-benchmarks.md](references/tool-benchmarks.md) for named cases and conversion numbers.

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](references/tool-types.md)

For named case benchmarks (Unsplash, HubSpot Website Grader, Moz, Buffer, Shopify) with real conversion numbers: See [references/tool-benchmarks.md](references/tool-benchmarks.md)


Ideation Framework

Start with Pain Points

  1. What problems does your audience Google? - Search query research, common questions
  1. What manual processes are tedious? - Spreadsheet tasks, repetitive calculations
  1. What do they need before buying your product? - Assessments, planning, comparisons
  1. 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?

Common Pitfalls

  • Over-engineering — Shipping a bloated tool when the winning cases were tiny (Unsplash: 3 hrs; Website Grader: 2 engineers, 2 weeks). Scope to the one job.
  • Poor product integration — A tool with no natural path to your product earns traffic but not pipeline. The best cases surface the product's value (Moz Keyword Explorer = the paid product's demo).
  • Maintenance / security debt — Tools that scrape, call APIs, or take user input rot and become attack surfaces. Budget for upkeep before you build.
  • Vanity metrics — Visitors and usage feel good but don't pay. Track leads, qualification rate, and trial/signup conversion — the numbers the case library reports.

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

质量与来源

所属仓库
coreyhaines31/marketingskills
仓库星标
5.4 万
最近更新
3 天前
采集时间
今天
commit
1efedbc5148b
内容指纹
sha256:609158ee26c6005
文件路径
skills/free-tools/SKILL.md

同仓库其它 Skill

查看全部 50 个
ab-testing
When the user wants to plan, design, or implement an A/B test or experiment, or build a growth experimentation program. Also use when the user mentions "A/B test," "split test," "experiment," "test this change," "variant copy," "multivariate test," "hypothesis," "should I test this," "which version is better," "test two versions," "statistical significance," "how long should I run this test," "growth experiments," "experiment velocity," "experiment backlog," "ICE score," "experimentation program," or "experiment playbook." Use this whenever someone is comparing two approaches and wants to measure which performs better, or when they want to build a systematic experimentation practice. For tracking implementation, see analytics. For page-level conversion optimization, see cro.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor
ad-creative
When the user wants to generate, iterate, or scale ad creative — headlines, descriptions, primary text, or full ad variations — for any paid advertising platform. Also use when the user mentions 'ad copy variations,' 'ad creative,' 'generate headlines,' 'RSA headlines,' 'bulk ad copy,' 'ad iterations,' 'creative testing,' 'write me some ads,' 'Facebook ad copy,' 'Google ad headlines,' 'LinkedIn ad text,' 'static ads,' 'ad templates,' 'iMessage ad,' 'chat reveal ad,' 'ChatGPT ad,' 'Apple Notes ad,' 'AirDrop ad,' 'creative strategy,' 'creative roadmap,' 'creative retro,' 'hook writing,' 'creative review page,' 'present ad creative for approval,' 'motion video ad,' 'faceless video ad,' 'UGC ad,' 'greenscreen ad,' 'TikTok/Reels ad format,' 'which ad format to make,' 'Meta ad format tier list,' or 'creative format taxonomy.' Use it to produce or iterate ad copy at scale. Copy avoids AI tells like 'it's not X, it's Y' reveals. For campaign strategy and targeting, see ads. For landing page copy, see copywriting.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor
ads
When the user wants help with paid advertising campaigns on Google Ads, Meta (Facebook/Instagram), LinkedIn, Twitter/X, or other ad platforms. Also use when the user mentions 'PPC,' 'paid media,' 'ROAS,' 'CPA,' 'ad campaign,' 'retargeting,' 'audience targeting,' 'Google Ads,' 'Facebook ads,' 'LinkedIn ads,' 'ad budget,' 'cost per click,' 'ad spend,' 'should I run ads,' 'ABM,' 'account-based marketing,' 'B2B ads,' 'lead quality,' 'negative keywords,' 'Performance Max,' 'thought leader ads,' 'when should I kill an ad,' 'search terms report,' 'wasted spend,' or 'is this campaign working.' Use this for campaign strategy, audience targeting, bidding, and optimization. For bulk ad creative generation and iteration, see ad-creative. For landing page optimization, see cro. For outbound to target accounts, see cold-email.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor
ai-seo
When the user wants to optimize content for AI search engines, get cited by LLMs, or appear in AI-generated answers. Also use when the user mentions 'AI SEO,' 'AEO,' 'GEO,' 'LLMO,' 'answer engine optimization,' 'generative engine optimization,' 'LLM optimization,' 'AI Overviews,' 'optimize for ChatGPT,' 'optimize for Perplexity,' 'AI citations,' 'AI visibility,' 'zero-click search,' 'how do I show up in AI answers,' 'LLM mentions,' 'optimize for Claude/Gemini,' 'llms.txt,' 'llms-full.txt,' 'OKF,' 'Open Knowledge Format,' 'knowledge bundle,' 'agent-readable site,' 'agent readiness,' 'is my site agent-ready,' 'WebMCP,' 'do listicles still work for AI,' 'ChatGPT stopped citing comparison pages,' 'how do LLMs see our brand,' 'LinkedIn for AEO,' or 'AI citation format shift.' Use this whenever someone wants their content to be cited or surfaced by AI assistants and AI search engines. For traditional technical and on-page SEO audits, see seo-audit. For structured data implementation, see schema.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor
analytics
When the user wants to set up, improve, or audit analytics tracking and measurement. Also use when the user mentions "set up tracking," "GA4," "Google Analytics," "conversion tracking," "event tracking," "UTM parameters," "tag manager," "GTM," "analytics implementation," "tracking plan," "how do I measure this," "track conversions," "Mixpanel," "Segment," "are my events firing," or "analytics isn't working." Use this whenever someone asks how to know if something is working or wants to measure marketing results. For choosing attribution models, comparing multi-touch/MMM/incrementality, or reconciling conflicting numbers across tools, see attribution. For A/B test measurement, see ab-testing.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor
aso
When the user wants to audit or optimize an App Store or Google Play listing. Also use when the user mentions 'ASO audit,' 'app store optimization,' 'optimize my app listing,' 'improve app visibility,' 'app store ranking,' 'audit my listing,' 'why aren't people downloading my app,' 'improve my app conversion,' 'keyword optimization for app,' or 'compare my app to competitors.' Use when the user shares an App Store or Google Play URL and wants to improve it.
精选 coreyhaines31/marketingskills 5.4 万 原文
Claude CodeCodex CLICursor

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Prepares the user for a specific interview from their real experience. Builds a story bank in Situation/Task/Action/Result/Reflection form mapped to the competencies the role and company test (such as Amazon's Leadership Principles), writes a cited company and role brief from public sources, predicts questions per round, drafts opener, why-us, weakness and salary answers, prepares questions to ask and a logistics checklist, and runs a post-interview debrief. Use when the user says "help me prepare for my interview", "I have an interview tomorrow" or "in 2 hours", "build my story bank", "STAR stories", "interviewing as a career changer", "what will they ask me", "how do I answer tell me about yourself", "questions to ask the interviewer", "research the company" or "debrief my interview". Uses Reactive Resume MCP tools when connected. For scored role-play practice, mock-interview; for thank-you notes and tracking, job-application-manager; for a salary number, offers or negotiation, offer-negotiation.
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job-application-manager
Runs the job-search pipeline. Adds jobs from a link or pasted posting, keeps stages and dates accurate, sets follow-ups, runs a weekly review (stale applications, next actions, funnel stats), records the exact resume version sent, and drafts networking, LinkedIn, referral, recruiter-reply, follow-up, thank-you, status-check, expedite and withdrawal messages without sending them. Use when the user says "add this job to my tracker", "I applied", "log my interview", "I got rejected", "I was ghosted", "log my offer", "track my applications", "do my weekly review", "what should I follow up on", "write a thank-you note", "message this recruiter", "ask for a referral", "withdraw my application", or wants a job-search spreadsheet. Works with a Markdown/CSV tracker or Reactive Resume MCP tools. Not for resume work (resume-tailor, resume-bullet-writer, resume-content-guide), interview prep or practice (interview-prep, mock-interview), or judging, negotiating, accepting or declining an offer (offer-negotiation).
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mock-interview
Runs a mock interview for a specific job description. Plays the interviewer in a chosen round (recruiter screen, hiring manager, behavioral, coding, system design, case, product sense, panel), persona and difficulty; asks one question at a time, probes vague answers, and gives quote-backed rubric scores after each answer (coach mode) or at the end (realistic). Model answers use only the user's real experience. Use when the user says "mock interview me", "interview me for this job", "practice interview", "pretend you're the interviewer", "grill me for this role", "run a behavioral round", "quick recruiter screen", "hiring-manager mock", "system design mock" or "case interview practice". With Reactive Resume MCP it reads the application and stories and logs the session. For a story bank, company brief, questions to ask or a real-interview debrief, interview-prep; for scheduling or thank-you notes, job-application-manager; for fixing the resume, resume-tailor; for negotiation practice, offer-negotiation.
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offer-negotiation
Evaluates and negotiates job offers. Decodes base, bonus, equity, sign-on, level and terms with unknowns kept unknown and each offer in its own currency, benchmarks against checkable pay data, finds true leverage, drafts one counter as email and call script, role-plays the recruiter, and handles the salary-expectations number, deadlines and extensions, "best and final", competing offers, counteroffers and written acceptance or decline. Country-aware (India CTC, 13th-month pay, public-sector scales). Use when the user says "I got an offer of...", "is this offer good", "should I negotiate", "how do I counter", "compare my offers", "what is my equity worth", "they asked my salary expectations", "they want an answer by Friday", "can I ask for more time", "should I accept" or "practice the negotiation call". Uses Reactive Resume MCP tools when connected. For logging the offer, its deadline and withdrawal notes, job-application-manager; for other interview answers, interview-prep.
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resume-builder
Builds a complete resume from scratch as Reactive Resume JSON that conforms to the schema and imports at https://rxresu.me. Asks for each missing detail instead of inventing it, then produces valid JSON (UUIDs, HTML descriptions, template and layout). Use when the user wants to create, build or generate a new resume, turn their work history into Reactive Resume JSON, or asks about the Reactive Resume schema, sections, templates or layout. For what belongs on a resume or a resume audit use resume-content-guide; for rewriting bullets, resume-bullet-writer; for fitting one job posting, resume-tailor; for tracking applications, job-application-manager; for interviews, interview-prep or mock-interview.
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resume-bullet-writer
Turns resume duties into truthful impact bullets. Questions the user role by role to dig out achievements, asks for real numbers or honest ranges (never invents them), and writes concise bullets in XYZ, CAR, scope or qualitative form. Use when the user says "rewrite my bullets", "make this bullet stronger", "quantify my resume", "turn my duties into achievements", "improve my experience section", "my resume sounds boring", "I don't have any numbers", pastes resume lines for feedback, or works in a low-number job (nursing, teaching, care, trades, admin, creative). With the Reactive Resume MCP server connected, it edits experience, project, volunteer and education descriptions with apply_resume_patch after the user approves. Use resume-content-guide instead for which sections or details belong and for summaries or headlines, resume-tailor to fit one job posting, interview-prep or mock-interview for interview stories and practice, and resume-builder to build a resume from scratch.
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