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addyosmani/agent-skills vs phuryn/pm-skills

A side-by-side comparison of pricing, ratings, features, pros and cons.

Overview
DescriptionA curated library of 20+ engineering workflow skills for AI coding assistants. Standardizes the software development lifecycle from requirements through shipping, with 7 built-in commands: /spec, /plan, /build, /test, /ship, etc. Built by Google Gemini team lead Addy Osmani. Compatible with Claude Code, Gemini CLI, Codex, and Cursor.Product-management skills marketplace for Claude Code and Claude Cowork, providing PM skills and chained workflows across discovery, strategy, execution, launch, growth, and shipping AI-built code.
Category
Developeraddyosmani—
Verified StatusNoNo
Last UpdatedSep 2026Sep 2026
Pricing
Pricing ModelFreeFree
Free PlanYesYes
Open SourceNoNo
Capabilities
Features
• 24 production-grade engineering skills mapped to 8 lifecycle commands: /spec, /plan, /build, /test, /review, /webperf, /code-simplify, /ship
• Skills activate automatically based on context (e.g. API work triggers the API-design skill)
• /build auto generates a plan and implements every task in one pass, still test-driven and individually committed
• Installs via a CLI supporting 70+ agents, including Claude Code, Cursor, Codex, and GitHub Copilot
• Native plugin marketplace install for Claude Code
• Individual skills installable one at a time, not just as a full bundle
—
Tags
builtgeminiaddyosmanicuratedagent-skills
skillsclaudecodephurynmanagementmarketplace
Trust and Engagement
Review Count00
Saves00
Views9067
Quality Score62/10062/100
Website StatusOnlineOnline
Availability
Websitegithub.comgithub.com
Social Links1 linked1 linked
ScreenshotsNoNo
Reviews
Pros
• Free to use
• Free to use

Who Should Choose Each Tool?

Choose addyosmani/agent-skills if:

  • Free to use

Choose phuryn/pm-skills if:

  • Free to use

Ready to Try These Tools?

addyosmani/agent-skillsaddyosmani/agent-skills Try Free Visit Website Compare Pricing
phuryn/pm-skillsphuryn/pm-skills Try Free Visit Website Compare Pricing

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anthropics/skills
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openai/skills
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skills.sh
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Community-driven skills registry and marketplace for AI assistants, providing a curated collection of reusable skills for various AI platforms including Claude Code, OpenAI GPT, and other LLM assistants, with download usage statistics and trending popularity rankings for all skills
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Frequently Asked Questions

Both tools are closely matched on rating — the better fit depends on your specific needs. See the full feature and pricing comparison above.

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