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addyosmani/agent-skills vs skills.sh

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

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skills.shSkillsFreemium
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.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
Category
Developer—Skills
Verified StatusNoNo
Last UpdatedJul 2026Jul 2026
Pricing
Pricing ModelFreeFreemium
Free PlanYesNo
Open SourceNoNo
Capabilities
Tags
skillsbuiltgeminiaddyosmaniagentcurated
skillsassistantscommunitydrivenregistrymarketplace
Trust and Engagement
Review Count00
Saves00
Views56
Quality Score45/10041/100
Website StatusOnlineOnline
Availability
Websitegithub.comskills.sh
Social Links1 linked—
ScreenshotsNoNo
Reviews
Pros
• Free to use
• Actively maintained
• Free to use
• Actively maintained
Cons
• Limited user reviews so far
• Limited user reviews so far

Alternatives to Consider

🤖
phuryn/pm-skills
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.
skillsclaudecode
Free
⚡ 45
🤖
NVIDIA/SkillSpector
Open-source security scanner for AI agent skills from NVIDIA. Scans skills (from Git repos, URLs, zip files, or directories) for risky patterns including prompt injection, data exfiltration, privilege escalation, malicious code, supply-chain issues, and MCP tool poisoning. Uses static analysis plus optional LLM-based semantic review and can be used in CI/CD or as an MCP server.
nvidiaskillsskillspector
Free
⚡ 45
🤖
anthropics/skills
Official skills repository for Claude Code skills, providing reusable tool integrations and extensions for Claude Code AI assistant
skillsclaudecode
Free
⚡ 45
🤖
openai/skills
Official skills repository for OpenAI GPT models, providing reusable tools and extensions for OpenAI's AI assistants
openaiskillsofficial
Free
⚡ 45

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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