MoizIbnYousaf/ai-agent-skills

AI Agent Skills – What It Is

ai-agent-skills is an npm‑published CLI/TUI tool that ships a curated collection of agent skills (small reusable pieces of functionality that an AI‑powered agent can invoke) and lets you create, organise, and maintain your own skill libraries. The project is a real, installable package (see the npm badge) and targets agents that follow the Agent Skills specification (e.g., Claude, Cursor, Copilot, Gemini, etc.).

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Core ideas

Concept	What it means
Skill	A piece of code (often a repo) that an AI agent can call – e.g., frontend‑design, webapp‑testing, swiftui‑ui‑patterns.
House copy	A local copy stored under skills/<name>/ that installs instantly and works offline.
Cataloged upstream	Only metadata is stored (in skills.json); the actual code lives in the original repo and is fetched on demand.
Shelf	A high‑level category (Frontend, Backend, Mobile, Workflow, Agent Engineering, Marketing) used to keep the library small and browsable.
Collection	A named subset of skills (e.g., swift-agent-skills, mktg) that can be installed together.
Workspace mode	A managed directory that tracks your custom library, allowing you to add, sync, curate, and rebuild documentation.

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What you get out of the box

• A bundled library of 115 cataloged skills (17 house copies, the rest upstream) organised into six shelves.
• CLI commands (npx ai-agent-skills …) for listing, searching, installing, syncing, and curating skills.
• TUI (text‑based UI) launched simply with npx ai-agent-skills for interactive browsing.
• Pre‑made collections such as swift-agent-skills (Swift/Apple‑platform tools) and mktg (marketing pack).
• Support for many agents via the --agent <name> flag (Claude, Cursor, Copilot, Gemini, etc.).

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Quick‑start usage

# Open the interactive browser
npx ai-agent-skills

# List all shelves
npx ai-agent-skills list

# Install a single skill
npx ai-agent-skills install frontend-design

# Install an entire collection (e.g., all Swift‑related skills)
npx ai-agent-skills install --collection swift-agent-skills -p

To start a personal library:

npx ai-agent-skills init-library my-library   # creates a managed workspace
cd my-library
npx ai-agent-skills add frontend-design --area frontend --branch Implementation --why "I need it for UI work"
 npx ai-agent-skills install frontend-design -p
 npx ai-agent-skills build-docs               # generate markdown docs for the library

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How it works under the hood

1. Metadata – skills.json records each upstream skill’s repo, name, shelf, branch, and a short why note.
2. House copies – When you vendor a skill, its source is copied into skills/<name>/ so it can be installed without network access.
3. Installation targets – By default skills go to ~/.claude/skills/ (global) or .agents/skills/ (project). The --agent flag can redirect to other agent‑specific directories.
4. Sync & refresh – ai-agent-skills sync <skill> pulls the latest upstream version for cataloged skills, keeping your workspace up‑to‑date.
5. Documentation – build-docs walks the library and produces a markdown catalog, making it easy to share with teammates.

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Who might use this

• AI‑agent developers who need a repeatable way to pull in community‑published skill repos.
• Teams building custom agents (e.g., internal assistants) that want a shared, version‑controlled skill set.
• Individual power users who want a personal “toolbox” of agent capabilities organized by work area.

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Contribution & governance

The repo treats the library as a curated collection. Contributors are asked to read CURATION.md before opening PRs, ensuring that every added skill has clear provenance, a shelf placement, and an explanatory note. The project also provides a catalog command for adding upstream skills without vendoring them, and a curate command for quick metadata edits.

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Where to learn more

• Installation & CLI reference – the README itself and the generated badge links.
• Workflow guides – under docs/workflows/ (e.g., add‑an‑upstream‑skill, organize‑shelves).
• Agent Skills spec – https://agentskills.io (the standard this tool follows).

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Bottom line

ai-agent-skills is a practical, open‑source toolbox for anyone who builds or uses AI agents that rely on modular skills. It bundles a ready‑made library, gives you a command‑line interface to manage that library, and supports creating your own curated collections—all without requiring you to manually track dozens of upstream repos.