
addyosmani/agent-skills
Production-grade engineering skills for AI coding agents.

What is addyosmani/agent-skills?
addyosmani/agent-skills is a Code Generation tool. Production-grade engineering skills for AI coding agents. addyosmani/agent-skills is free to use. It is available on Windows. It is aimed at developers and engineering teams.
A 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.
Built for developers and engineering teams.
Key capabilities
Features
Commands
Quick Start
Adoption
All 25 Skills
Meta - Discover which skill applies
Define - Clarify what to build
Build - Write the code
Verify - Prove it works
Ship - Deploy with confidence
Agent Personas
Reference Checklists
Use cases
- Standardize software development lifecycle from requirements through shipping
- Use 7 built-in commands for engineering workflows
- Clarify what to build using Define command
Who it's for
Pros & cons
Pros
- Free plan available
Cons
No documented limitations yet.
Pricing
Free.
Developer & API
Open source· MIT· 100.4K stars· 10.5K forks
FAQ
What is addyosmani/agent-skills?
addyosmani/agent-skills is a Code Generation tool. Production-grade engineering skills for AI coding agents. A 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.
Is addyosmani/agent-skills free?
Yes, addyosmani/agent-skills is free to use.
How much does addyosmani/agent-skills cost?
addyosmani/agent-skills is free to use.
What platforms does addyosmani/agent-skills support?
addyosmani/agent-skills is available on Windows.
Who should use addyosmani/agent-skills?
addyosmani/agent-skills is built for developers and engineering teams. Common uses: standardize software development lifecycle from requirements through shipping, use 7 built-in commands for engineering workflows and clarify what to build using Define command.
Is addyosmani/agent-skills open source?
Yes, addyosmani/agent-skills is open source under the MIT license.
What are the best alternatives to addyosmani/agent-skills?
Similar tools on AiByts include GitHub Copilot, CodeHealth MCP Server by CodeScene, Amazon Q Developer CLI, Blackbox AI and CodeSpotlight.
Details are compiled from addyosmani/agent-skills's website and public sources, last verified Oct 3, 2026. Features and pricing change — confirm on the official site before you buy.
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