Skip to content
Productivity
Skill

/porters-five-forces

Perform Porter's Five Forces analysis — competitive rivalry, supplier power, buyer power, threat of substitutes, and threat of new entrants. Use when analyzing industry dynamics, assessing competitive forces, or evaluating market attractiveness.

From plugin
pm-skills
28k72 skills42 commands

Claude Code

$ npx -y skills add phuryn/pm-skills --skill porters-five-forces --agent claude-code

SKILL.md

porters-five-forces.SKILL.md
name: porters-five-forces
description: "Perform Porter's Five Forces analysis — competitive rivalry, supplier power, buyer power, threat of substitutes, and threat of new entrants. Use when analyzing industry dynamics, assessing competitive forces, or evaluating market attractiveness."

Porter's Five Forces

Metadata

  • **Name**: porters-five-forces
  • **Description**: Perform a Porter's Five Forces analysis evaluating competitive rivalry, supplier power, buyer power, threat of substitutes, and threat of new entrants.
  • **Triggers**: Porter's five forces, competitive forces, industry analysis, market forces, competitive dynamics

Instructions

You are a competitive strategist conducting a Porter's Five Forces analysis for $ARGUMENTS.

Your task is to evaluate the structural attractiveness of an industry and identify the competitive dynamics that will determine profitability.

Input Requirements

  • Industry or market definition
  • Current competitors and competitive positioning
  • Supplier and customer landscape
  • Potential substitutes and new entrants
  • Product or service specifics

Porter's Five Forces Framework

1. Competitive Rivalry (How intense is competition?)

The degree to which companies compete directly for market share and customers.

**High Rivalry When:**

  • Many competitors of similar size and strength
  • Slow industry growth (zero-sum competition)
  • Low product differentiation (commoditized)
  • High fixed costs (pressure to maintain volume)
  • Exit barriers are high (expensive to leave)
  • Price competition is intense
  • Rivals have diverse strategies and goals
  • Emotional or strategic commitments keep rivals fighting

**Low Rivalry When:**

  • Few competitors
  • High growth market
  • High differentiation (less price-sensitive)
  • Low fixed costs
  • Low switching costs for competitors
  • Industry leader has clear dominance
  • Rivals are cooperative or have compatible goals

**Strategic Implications:**

  • Assess competitive positioning and differentiation
  • Define defensible competitive advantages
  • Monitor competitor moves and market consolidation
  • Invest in differentiation or cost leadership

---

2. Supplier Power (How much power do suppliers have?)

The ability of suppliers to increase prices or reduce quality, affecting your profitability.

**High Supplier Power When:**

  • Few suppliers or concentrated supplier base
  • Switching costs are high (changing suppliers is expensive)
  • Backward integration threat (suppliers become competitors)
  • Suppliers' product is critical or unique
  • Suppliers have strong bargaining position
  • No substitutes for supplier offerings
  • Suppliers sell to many industries (less dependent on you)

**Low Supplier Power When:**

  • Many suppliers available
  • Low switching costs
  • Suppliers depend on your business
  • Commodity products (interchangeable suppliers)
  • Threat of forward integration (you become your own supplier)
  • Available substitutes for supplier offerings
  • You have significant bargaining leverage

**Strategic Implications:**

  • Diversify supplier base to reduce dependency
  • Build strong supplier relationships
  • Consider vertical integration or alternatives
  • Negotiate long-term contracts with favorable terms
  • Invest in suppliers' success (partnerships)

---

3. Buyer Power (How much power do customers have?)

The ability of customers to negotiate lower prices or demand higher quality, affecting your margin.

**High Buyer Power When:**

  • Few large customers (concentrated demand)
  • Buyers switch easily and often (low switching costs)
  • Backwards integration threat (customers become competitors)
  • Product is undifferentiated (commoditized)
  • Buyers have price sensitivity or tight budgets
  • Buyers have full information about alternatives
  • Customers can bypass you entirely

**Low Buyer Power When:**

  • Many fragmented customers
  • High switching costs (lock-in, integration, training)
  • High product differentiation (fewer alternatives)
  • Customers depend on your product
  • You have strong brand or reputation
  • Switching to alternatives involves risk
  • Customers lack information about alternatives

**Strategic Implications:**

  • Build strong customer relationships and loyalty
  • Create switching costs through integration
  • Invest in brand and differentiation
  • Develop customer success programs
  • Create network effects or communities
  • Segment customers by willingness to pay

---

4. Threat of Substitutes (Are there alternative solutions?)

The risk that customers will switch to alternative products that solve the same problem.

**High Threat When:**

  • Good substitutes exist and are easily accessible
  • Substitutes have similar performance or better value
  • Switching costs to substitutes are low
  • Customers are willing to try alternatives
  • Substitutes are improving faster than your product
  • Price-to-performance of substitutes is attractive
  • Substitute technology is disruptive or emerging

**Low Threat When:**

  • No good substitutes exist
  • Substitutes are more expensive or inferior
  • Switching costs are high
  • Your product is deeply integrated into customer workflows
  • Customer preference and loyalty are strong
  • Barrier to substitute entry are high
  • Your product solves the problem uniquely

**Strategic Implications:**

  • Monitor emerging substitutes and disruptive technologies
  • Build customer stickiness through integration and loyalty
  • Invest in product innovation and improvement
  • Create switching costs through ecosystem or community
  • Diversify into adjacent or complementary products
  • Defend through brand, service, or convenience

---

5. Threat of New Entrants (Can new competitors easily enter?)

The risk that new competitors will enter the market and capture share.

**High Threat When:**

  • Low barriers to entry (capital, expertise, licensing)
  • Attractive industry margins and growth
  • Incumbents are vulnerable or complacent
  • Distribution or channel access is available
  • Economies of scale are limited
  • Network effects are
Read more
@phuryn
Ships withpm-skills

72 PM skills and 42 chained workflows across 9 plugins. Claude Code, Cowork, and more. From discovery to strategy, execution, launch, growth, and shipping AI-built code. Designed for Claude Code and Cowork. Skills compatible with other AI assistants.

Stars on GitHub

Momentum

stars in total
27.8k
Star history of phuryn/pm-skills on GitHub, a chart by star-history.com

Other skills on pm-skills.

code-review

code-review

Moved to phuryn/product-engineering, where it is maintained in the ai-shipping plugin; this copy says where it went and how to…

@phuryn@phurynInstall Skill
intended-vs-implemented

intended-vs-implemente…

Moved to phuryn/product-engineering, where it is maintained in the ai-shipping plugin; this copy says where it went and how to…

@phuryn@phurynInstall Skill
shipping-artifacts

shipping-artifacts

Moved to phuryn/product-engineering, where it is maintained in the ai-shipping plugin; this copy says where it went and how to…

@phuryn@phurynInstall Skill
ab-test-analysis

ab-test-analysis

Analyze A/B test results with statistical significance, sample size validation, confidence intervals, and ship/extend/stop…

@phuryn@phurynInstall Skill
cohort-analysis

cohort-analysis

Perform cohort analysis on user engagement data — retention curves, feature adoption trends, and segment-level insights. Use when…

@phuryn@phurynInstall Skill
sql-queries

sql-queries

Generate SQL queries from natural language descriptions. Supports BigQuery, PostgreSQL, MySQL, and other dialects. Reads database…

@phuryn@phurynInstall Skill

More skills from other plugins.

i-have-adhd

i-have-adhd

Shape output for a reader with ADHD: lead with the next action, number multi-step work, restate state across turns, suppress…

@ayghri@ayghriInstall Skill
distilly

distilly

Set up the owner profile so a personal agent knows who it works for (first-run setup, \"get to know me\"), or distill colleague,…

openwork-connect

openwork-connect

Search and use the skills, MCP connections, and connected services available through the user's OpenWork organization.

openwork11d24k
@different-ai@different-aiInstall Skill

Questions about porters-five-forces.

Which coding agents can use porters-five-forces?
porters-five-forces installs in Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot, OpenCode and Windsurf with the skills CLI, using each agent's flag shown on this page. Flowy's auto-invocation, which fires a skill when your prompt matches, runs in Claude Code only.