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What is this?
A collection of production-grade agent skills for Claude Code and other AI agent terminals, including code review, tutoring, skill auditing, and reading-coach skills.
Is this a single skill or a bundle of several?
It is a bundle of six separate skills (Code Review Expert, Sigma, Skill Review, Skill Forge, Wiki Ingest, Book Study), each installed independently.
How do I install a skill from this repo?
Run npx skills add sanyuan0704/sanyuan-skills --path skills/ , picking the path of the skill you want, then invoke it in your agent terminal.
What do I need to run these skills?
You need Node.js/npx to fetch the skills, and an AI agent terminal such as Claude Code that supports the skills format.
Do I need to install all six skills together?
No, each skill is installed separately with its own --path flag, so you only pull in the ones you actually need.
Who are these skills aimed at?
Developers who want expert-level code review, plus learners who want AI tutoring (Sigma) or book-study assistance, and skill authors who want to audit or build new skills (Skill Review, Skill Forge).
What does the Code Review Expert skill check for?
It reviews code like a senior engineer would, covering SOLID principles, security, performance, error handling, and boundary conditions.
What is the Sigma skill?
A 1-on-1 AI tutor based on Bloom's 2-Sigma mastery learning that uses Socratic questioning to teach.
What does Skill Forge do?
It is a meta-skill that helps you create high-quality agent skills using 12 battle-tested techniques.
What is the Book Study skill for?
It acts as a reading coach, combining knowledge compilation, Socratic mastery testing, spaced repetition, and querying across multiple books.
What are similar projects?
claude-scholar, chubbyskills, Waza, obsidian-skills, claude-obsidian, Coding-Agent-Skills, pstack, open-knowledge
Which topics is it in?
code-review, note-taking, knowledge-base, skills, agents, learning, agent-skills, productivity, claude-code, education, security, npm