{
  "markdown": "# Major AI Skills\n\n> **Installable GitHub library of agentic skills / AI agent skills (`SKILL.md` playbooks) for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity, and more - focused on professional apps, token efficiency, and practical prompting habits.**\n\n**Current release: V2.1.1.** Flat `skills/<id>/SKILL.md` layout, multi-host `npx` installer, catalog index, specialized plugins, and bundles - with deep product skill content (CAD, video, 3D, design, desktop utilities) plus efficiency and common-sense skills.\n\nCoding agents can install exact skill IDs into the directory their host watches. You keep control: preview with `--dry-run`, filter by `--skills` / `--category`, or install a specialized pack.\n\n```text\nProject / task\n  -> you (or the agent) pick exact skill IDs from the catalog\n  -> npx major-ai-skills --<host> --skills <ids> --dry-run\n  -> review the plan\n  -> install without --dry-run\n  -> invoke with @skill-id\n```\n\nThis is an independent community project. Product names (SolidWorks, Raycast, Claude, Cursor, Antigravity, etc.) are referenced only to describe compatibility and skill scope.\n\n[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE)\n[![Claude Code](https://img.shields.io/badge/Claude%20Code-Anthropic-purple)](https://claude.ai)\n[![Cursor](https://img.shields.io/badge/Cursor-AI%20IDE-orange)](https://cursor.sh)\n[![Codex CLI](https://img.shields.io/badge/Codex%20CLI-OpenAI-green)](https://github.com/openai/codex)\n[![Gemini CLI](https://img.shields.io/badge/Gemini%20CLI-Google-blue)](https://github.com/google-gemini/gemini-cli)\n[![Antigravity](https://img.shields.io/badge/Antigravity-AI%20IDE-red)](https://github.com/alivirgo/Major-AI-Skills)\n[![Skills](https://img.shields.io/badge/Skills-392-blueviolet)](CATALOG.md)\n[![npm](https://img.shields.io/npm/v/major-ai-skills?color=cb3837&label=npm)](https://www.npmjs.com/package/major-ai-skills)\n[![GitHub Packages](https://img.shields.io/badge/GitHub%20Packages-@alivirgo%2Fmajor--ai--skills-24292f)](https://github.com/alivirgo/Major-AI-Skills/pkgs/npm/major-ai-skills)\n[![Release](https://img.shields.io/github/v/release/alivirgo/Major-AI-Skills?label=GitHub%20Release)](https://github.com/alivirgo/Major-AI-Skills/releases/tag/v2.1.1)\n[![skills.sh](https://img.shields.io/badge/skills.sh-npx%20skills%20add-000)](#installation)\n[![Direct skill distribution](https://img.shields.io/badge/Direct%20skills-npx%20major--ai--skills-black)](#installation)\n[![Website](https://img.shields.io/badge/Website-GitHub%20Pages-success)](https://alivirgo.github.io/Major-AI-Skills/)\n[![Medium](https://img.shields.io/badge/Medium-Article-12100E)](https://medium.com/@alithetechguy/what-are-ai-agent-skills-claude-code-cursor-skill-md-explained-plus-392-skill-library-to-instal-a4218fa6f0b5)\n[![llms.txt](https://img.shields.io/badge/llms.txt-GEO%20ready-0ea5e9)](https://alivirgo.github.io/Major-AI-Skills/llms.txt)\n\n## Daily downloads\n\n[![Daily npm downloads graph](https://raw.githubusercontent.com/alivirgo/Major-AI-Skills/master/assets/npm-downloads.svg)](https://www.npmjs.com/package/major-ai-skills)\n\nUpdated automatically from npm's public download API every 12 hours.\n\n## Why This Repo\n\n- **Agentic skills that are installable, not just inspirational**: `npx major-ai-skills --claude|--cursor|--codex|--gemini|--antigravity` places `SKILL.md` where your AI coding assistant already looks.\n- **Product-depth skill library**: CAD, video, 3D, GIS, medical, music, ERP, forensics, PLC, desktop utilities - not only generic coding tips.\n- **Efficiency + common sense**: token-saving techniques and plain-English prompting habits in the same catalog.\n- **Built for major agent workflows**: Claude Code skills, Cursor skills, Codex CLI skills, Gemini CLI skills, Antigravity skills, Kiro, OpenCode, and custom paths.\n- **Focused delivery**: specialized plugins and bundles so you do not overload Antigravity / Cursor context windows.\n- **Inspect before installing**: `--dry-run`, [CATALOG.md](CATALOG.md), and [skills_index.json](skills_index.json).\n\n### Why not only browse folders?\n\nA flat `SKILL.md` skill library with stable IDs, an index, and a host-aware installer turns prose into reproducible local agent capability - the distribution pattern popular search traffic expects from modern agent-skill repos, applied to **our** genuine skills.\n\n## Table of Contents\n\n- [Why This Repo](#why-this-repo)\n- [Installation](#installation)\n- [Recommended Specialized Plugins](#recommended-specialized-plugins)\n- [Choose Your Tool](#choose-your-tool)\n- [Quick FAQ](#quick-faq)\n- [Bundles & Workflows](#bundles--workflows)\n- [Browse the Catalog](#browse-the-catalog)\n- [Compare Alternatives](#compare-alternatives)\n- [Contributing](#contributing)\n- [License](#license)\n\n## Installation\n\nPrefer an exact reviewed set. Full Antigravity installs can exhaust context because the host watches `~/.agents/skills`.\n\n### Where to get Major AI Skills\n\n| Platform | Install / consume |\n| --- | --- |\n| **npm** (primary) | `npx major-ai-skills --<host> --skills <ids>` · [npmjs.com/package/major-ai-skills](https://www.npmjs.com/package/major-ai-skills) |\n| **GitHub Packages** | Scoped package [`@alivirgo/major-ai-skills`](https://github.com/alivirgo/Major-AI-Skills/pkgs/npm/major-ai-skills) (fills the repo **Packages** sidebar) |\n| **GitHub Release** | Download `major-ai-skills-2.1.1.tgz` from [V2.1.1](https://github.com/alivirgo/Major-AI-Skills/releases/tag/v2.1.1) |\n| **skills.sh / Vercel skills CLI** | `npx skills add alivirgo/Major-AI-Skills` (discovery via install telemetry) |\n| **Claude Code marketplace** | Add this repo as a marketplace (`.claude-plugin/marketplace.json`), then install a specialized plugin |\n| **Gemini CLI gallery** | `gemini-extension.json` + topic `gemini-cli-extension` (auto-indexed) · `gemini extensions install https://github.com/alivirgo/Major-AI-Skills` |\n| **CDN** | [jsDelivr](https://cdn.jsdelivr.net/npm/major-ai-skills@2.1.1/) / [unpkg](https://unpkg.com/major-ai-skills@2.1.1/) mirror the npm package |\n| **GitHub Pages** | Browse catalog: [alivirgo.github.io/Major-AI-Skills](https://alivirgo.github.io/Major-AI-Skills/) |\n| **Medium** | Explainer: [What are AI agent skills? Claude Code, Cursor & SKILL.md](https://medium.com/@alithetechguy/what-are-ai-agent-skills-claude-code-cursor-skill-md-explained-plus-392-skill-library-to-instal-a4218fa6f0b5) |\n\nFull channel list + submit links: [docs/users/distribution.md](docs/users/distribution.md).\n\n#### npm (recommended)\n\n```bash\n# Preview an exact set for Antigravity\nnpx major-ai-skills --antigravity --skills raycast,ffmpeg,blender --dry-run\n\n# Cursor\nnpx major-ai-skills --cursor --skills solidworks,figma,vscode\n\n# Claude Code\nnpx major-ai-skills --claude --category cad,efficiency\n\n# Codex\nnpx major-ai-skills --codex --skills playwright,docker,supabase\n```\n\n#### skills.sh (multi-agent)\n\n```bash\nnpx skills add alivirgo/Major-AI-Skills --list\nnpx skills add alivirgo/Major-AI-Skills --skill blender --skill figma -g -y\n```\n\n#### GitHub Packages\n\n```bash\n# One-time: authenticate to GitHub's npm registry\n# echo \"//npm.pkg.github.com/:_authToken=YOUR_GH_TOKEN\" >> ~/.npmrc\nnpm install -g @alivirgo/major-ai-skills --registry=https://npm.pkg.github.com\nmajor-ai-skills --cursor --skills blender,figma\n```\n\n#### Claude Code plugin marketplace\n\n```text\n/plugin marketplace add alivirgo/Major-AI-Skills\n/plugin install mas-cad-studio@major-ai-skills\n```\n\n### Verify\n\n```bash\n# macOS / Linux\ntest -d ~/.cursor/skills && ls ~/.cursor/skills\n\n# Windows PowerShell\nTest-Path \"$HOME\\.cursor\\skills\"\n```\n\n### Run your first skill\n\n```text\nUse @blender to batch-rename mesh objects and export a clean FBX.\n```\n\n## Recommended Specialized Plugins\n\nStart with the pack that matches the job:\n\n| Plugin | Best for |\n| --- | --- |\n| MAS CAD Studio | Mechanical and industrial design apps |\n| MAS Video Lab | Edit / motion / transcode workflows |\n| MAS 3D & Games | DCC tools and game engines |\n| MAS Design & Knowledge | Figma, Photoshop, Obsidian, Notion, Linear |\n| MAS Desktop Ops | OS utilities + Docker + VS Code |\n| MAS Efficiency Pack | Token and context savings |\n| MAS Common Sense Pack | Everyday prompting habits |\n\nDetails: [docs/users/plugins.md](docs/users/plugins.md) · manifests in [`plugins/`](plugins/).\n\n## Choose Your Tool\n\n| Tool | Install | First use |\n| --- | --- | --- |\n| Cursor | `npx major-ai-skills --cursor --skills <ids>` | `@raycast help me build a Script Command` |\n| Claude Code | `npx major-ai-skills --claude --skills <ids>` | Ask Claude to use `@solidworks` |\n| Codex CLI | `npx major-ai-skills --codex --skills <ids>` | Use `@docker` to harden a Compose file |\n| Gemini CLI | `npx major-ai-skills --gemini --skills <ids>` | Use `@figma` to map components to code |\n| Antigravity IDE | `npx major-ai-skills --antigravity --skills <ids> --dry-run` | Install only after review |\n| Antigravity CLI (agy) | `npx major-ai-skills --agy --skills <ids>` | `/ffmpeg compress this clip` |\n| Kiro | `npx major-ai-skills --kiro --skills <ids>` | Use `@obsidian` to structure a vault |\n| OpenCode | `npx major-ai-skills --opencode --category efficiency` | `@csv-over-json-tables` |\n| Custom path | `npx major-ai-skills --path ./my-skills --skills <ids>` | Depends on your host |\n\nGuides:\n\n- [Getting Started](docs/users/getting-started.md)\n- [Claude Code skills](docs/users/claude-code-skills.md)\n- [Cursor skills](docs/users/cursor-skills.md)\n- [Codex CLI skills](docs/users/codex-cli-skills.md)\n- [Gemini CLI skills](docs/users/gemini-cli-skills.md)\n- [Antigravity skills](docs/users/antigravity-skills.md)\n- [AI agent skills guide](docs/users/ai-agent-skills.md)\n\n## Quick FAQ\n\n### What are agentic skills / AI agent skills?\n\n**Agentic skills** (also called **AI agent skills**, **Claude Code skills**, **Cursor skills**, or `SKILL.md` playbooks) are reusable instruction packages that teach coding agents how to run a workflow with clearer constraints. Major AI Skills is an installable skill library of those playbooks focused on professional apps and efficient prompting.\n\n### What is Major AI Skills?\n\nA curated, installable GitHub library of **392+ agent skills** for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity, and related AI coding assistants - covering CAD, video, 3D, design, desktop utilities, devops tools, token efficiency, and common-sense habits.\n\n### How do I install Claude Code skills or Cursor skills from this repo?\n\n```bash\nnpx major-ai-skills --claude --skills <ids>\nnpx major-ai-skills --cursor --skills <ids>\n```\n\nSee [claude-code-skills.md](docs/users/claude-code-skills.md) and [cursor-skills.md](docs/users/cursor-skills.md).\n\n### Should I install everything?\n\nNo. Prefer `--skills` or `--category`, or a specialized plugin. Antigravity watches `~/.agents/skills` - a full dump can exhaust context. Use `--all` only when you intentionally accept that risk.\n\n### Where did the old folders go?\n\nApplication, efficiency, and common-sense skills now live under `skills/<id>/SKILL.md`. Optional model variants remain as `gpt.md` / `gemini.md` inside the same folder.\n\n### How do I browse?\n\n- [CATALOG.md](CATALOG.md)\n- [skills_index.json](skills_index.json)\n- [Hosted site](https://alivirgo.github.io/Major-AI-Skills/)\n\n## Bundles & Workflows\n\n| Surface | Answers | Use it for |\n| --- | --- | --- |\n| Specialized plugin | What should I install for this domain? | Focused packs |\n| Bundle | Which skills belong together? | Role-based discovery |\n| Workflow | What order should the agent run skills in? | Outcome playbooks |\n\n- Bundles: [docs/users/bundles.md](docs/users/bundles.md)\n- Workflows: [docs/users/workflows.md](docs/users/workflows.md)\n\n## Browse the Catalog\n\nWhat you get in this repository:\n\n- **Skills library** in [`skills/`](skills/)\n- **Installer CLI** via the npm package (`major-ai-skills`)\n- **Generated catalog** in [`CATALOG.md`](CATALOG.md) and [`skills_index.json`](skills_index.json)\n- **Plugins & bundles** in [`plugins/`](plugins/) and [`data/bundles.json`](data/bundles.json)\n- **Docs** under [`docs/`](docs/)\n- **GitHub Pages** site in [`index.html`](index.html)\n\nCategories include: CAD, video, 3D, games, design, knowledge, desktop (macOS/Windows/Linux), GIS, scientific, medical, music, ERP, enterprise, EDA, forensics, PLC, network, efficiency, common-sense, devops, automation, testing, office, and more.\n\n## Compare Alternatives\n\nHigh-intent guides for people comparing skill libraries on Google / GitHub / AI answer engines:\n\n- **[Best Claude Code skills on GitHub](https://alivirgo.github.io/Major-AI-Skills/best-claude-code-skills/)** - HTML landing (also [md](docs/users/best-claude-code-skills-github.md))\n- **[Best Cursor skills on GitHub](https://alivirgo.github.io/Major-AI-Skills/best-cursor-skills/)** - HTML landing (also [md](docs/users/best-cursor-skills-github.md))\n- **[Best Antigravity skills](https://alivirgo.github.io/Major-AI-Skills/best-antigravity-skills/)**\n- **[What are AI agent skills?](https://alivirgo.github.io/Major-AI-Skills/what-are-agent-skills/)**\n- **[Medium: What are AI agent skills? Claude Code, Cursor & SKILL.md explained](https://medium.com/@alithetechguy/what-are-ai-agent-skills-claude-code-cursor-skill-md-explained-plus-392-skill-library-to-instal-a4218fa6f0b5)** - FAQ/GEO-style article\n- **[Major AI Skills vs agentic-awesome-skills](https://alivirgo.github.io/Major-AI-Skills/vs-agentic-awesome-skills/)**\n- **[Professional app skills](https://alivirgo.github.io/Major-AI-Skills/app-skills/)** - SolidWorks, Blender, Figma, …\n- **[AI answer engines / GEO](docs/users/ai-answer-engines.md)** - ChatGPT, Perplexity, Gemini, Copilot, Claude citation surfaces\n- Large coding catalogs such as [agentic-awesome-skills](https://github.com/sickn33/agentic-awesome-skills) remain excellent for generic agent workflows; Major AI Skills specializes in **product-depth** and **efficiency** skills you can install beside them\n\nMachine-readable discovery for answer engines and agents:\n\n- https://alivirgo.github.io/Major-AI-Skills/llms.txt\n- https://alivirgo.github.io/Major-AI-Skills/llms-full.txt\n- https://alivirgo.github.io/Major-AI-Skills/skills_index.json\n- [skills_index.json](skills_index.json) (repo copy)\n\n## Contributing\n\n- Add skills under `skills/<skill-name>/SKILL.md`\n- Start from [docs/contributors/skill-template.md](docs/contributors/skill-template.md)\n- Validate with `npm run validate` and refresh the index with `npm run index`\n- See [CONTRIBUTING.md](CONTRIBUTING.md)\n\n## Community\n\n- [Discussions](https://github.com/alivirgo/Major-AI-Skills/discussions) for ideas\n- [Issues](https://github.com/alivirgo/Major-AI-Skills/issues) for bugs\n- [Medium article](https://medium.com/@alithetechguy/what-are-ai-agent-skills-claude-code-cursor-skill-md-explained-plus-392-skill-library-to-instal-a4218fa6f0b5) - agent skills FAQ for SEO / GEO / AI\n- [CODE_OF_CONDUCT.md](CODE_OF_CONDUCT.md) · [SECURITY.md](SECURITY.md)\n\n## License\n\nMIT - see [LICENSE](LICENSE).\n",
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