A collection of AI agent skills following the Agent Skills open format. These skills extend AI coding agents with specialized capabilities and domain knowledge.
| Skill | Description |
|---|---|
| debug | Comprehensive debugging methodology for finding and fixing bugs |
| expo | Expo React Native performance optimization guidelines |
| feature-arch | React feature-based architecture guidelines for scalable applications |
| ios-taste | Designs iOS 18+ SwiftUI experiences with real taste — starting from user goals, not pixels |
| msw | MSW (Mock Service Worker) best practices for API mocking in tests |
| mui-base | MUI Base UI style guidelines for building headless React component libraries |
| nextjs | Next.js 16 App Router performance optimization guidelines |
| nuqs | nuqs (type-safe URL query state) best practices for Next.js applications |
| playwright | Playwright testing best practices for Next.js applications |
| python | Python 3.11+ performance optimization guidelines |
| rails-dev | Ruby on Rails performance and maintainability optimization guidelines for building backend APIs.. |
| rails-testing | Ruby on Rails testing best practices for writing effective, maintainable test suites with RSpec |
| react-hook-form | React Hook Form performance optimization for client-side form validation using useForm,.. |
| react | React 19 performance optimization guidelines for concurrent rendering, Server Components,.. |
| refactor | Code refactoring best practices based on Martin Fowler's catalog and Clean Code principles |
| restful-hateoas | RESTful API design guidelines following the Richardson Maturity Model through to Level 3.. |
| ruby-optimise | Ruby performance optimization guidelines |
| ruby-refactor | Ruby refactoring guidelines from community best practices |
| rust-implement | "Write production-grade Rust code using a multi-pass approach |
| rust-refactor | Decision frameworks for Rust refactoring, simplification, module decomposition, and incremental.. |
| rust-write-tests | Skill for writing expert-level Rust tests |
| shadcn | shadcn/ui component library best practices and patterns |
| skill-authoring | Design and development best practices for Claude Code skills, MCP tools, and AI agent capabilities |
| tailwind | Tailwind CSS v4 performance optimization and best practices guidelines |
| tanstack-query | TanStack Query v5 performance optimization for data fetching, caching, mutations, and query patterns |
| tdd | Test-Driven Development methodology and red-green-refactor workflow |
| terminal-ui | Terminal User Interface (TUI) performance and UX guidelines for TypeScript applications using.. |
| think | Deep strategic thinking mode that finds the single highest-leverage, most innovative action by.. |
| typescript | This skill should be used when the user asks to "optimize TypeScript performance", "speed up tsc.. |
| ui-design | UI/UX and frontend design best practices guidelines |
| vitest | Vitest testing framework patterns for test setup, async testing, mocking with vi.*, snapshots,.. |
| zod | Zod schema validation best practices for type safety, parsing, and error handling |
| Skill | Description |
|---|---|
| 12-factor-app | The Twelve-Factor App methodology for building scalable, maintainable cloud-native applications |
| 37signals-rails | 37signals Rails coding principles and conventions from DHH, Jorge Manrubia, and the.. |
| app-planner | Produces a design-plan (living document like an exec-plan) that maps an app domain to feature.. |
| ast-grep | ast-grep rule writing and usage best practices |
| audio-voice-recovery | Audio forensics and voice recovery guidelines for CSI-level audio analysis |
| chrome-extension-ui | Chrome Extensions UX/UI design and implementation guidelines for popups, side panels, content.. |
| chrome-extension | Chrome Extensions (Manifest V3) performance and code quality guidelines |
| clean-architecture | Clean Architecture principles and best practices from Robert C |
| clean-code | Use when writing, reviewing, or refactoring code for maintainability and readability |
| code-simplifier | Code simplification skill for improving clarity, consistency, and maintainability while.. |
| codemod | Codemod (JSSG, ast-grep, workflows) best practices for writing efficient, safe, and maintainable.. |
| dev-rfc | Create well-structured RFCs and technical proposals for software projects |
| dockerfile-optimise | Dockerfile optimization guidelines from official Docker documentation |
| domain-architect | Discovers business domains in a Swift codebase by tracing what users can DO — not by reading.. |
| emilkowal-animations | Emil Kowalski's animation best practices for web interfaces |
| exec-plan | Manage the lifecycle of ExecPlans — self-contained, living specifications for multi-step work |
| expo-react-native-coder | Comprehensive Expo React Native feature development guide |
| expo-react-native-performance | Expo React Native performance optimization guidelines |
| feature-spec | Feature specification and planning guidelines for software engineers |
| framer-motion | Framer Motion performance optimization guidelines |
| graph-schema | Graph database schema design and data modeling expert |
| harness-engineering | Set up or update the agent-first engineering harness for any repository |
| humanize | Remove signs of AI-generated writing from text |
| ios-animations | Clinic-architecture-aligned iOS animation craft guidelines for SwiftUI (iOS 26 / Swift 6.2).. |
| ios-chaos-monkey | Crash-hunter skill for iOS 26 / Swift 6.2 clinic-architecture codebases that finds and fixes.. |
| ios-design-system | Clinic-architecture-aligned iOS design system engineering for SwiftUI (iOS 26 / Swift 6.2).. |
| ios-design | SwiftUI interface implementation patterns aligned with the iOS 26 / Swift 6.2 clinic modular.. |
| ios-hig | Apple Human Interface Guidelines for iOS 26 / Swift 6.2 clinic-architecture apps |
| ios-navigation | Opinionated SwiftUI navigation enforcement for iOS 26 / Swift 6.2 clinic modular MVVM-C apps |
| ios-storyboard | Legacy interoperability skill for Storyboard and Interface Builder maintenance in iOS 26 / Swift.. |
| ios-taste | Designs iOS 18+ SwiftUI experiences with real taste — starting from user goals, not pixels |
| ios-testing | Testing practices for iOS 26 / Swift 6.2 clinic modular MVVM-C applications |
| ios-ui-refactor | Principal-level SwiftUI UI review and refactoring patterns for iOS 26 / Swift 6.2.. |
| ios-xcode | Xcode setup and tooling guidance for iOS 26 / Swift 6.2 clinic modular MVVM-C projects covering.. |
| js-google | JavaScript style and best practices based on Google's official JavaScript Style Guide |
| jscodeshift | jscodeshift codemod development best practices from Facebook/Meta |
| knip-deadcode | Knip dead code detection best practices for JavaScript and TypeScript projects |
| nginx-c-module-debug | nginx C module debugging guidelines based on the official nginx development guide |
| nginx-c-module-design | nginx C module directive design guidelines for creating admin-friendly configuration interfaces |
| nginx-c-module-perf | nginx C module performance optimization and reliability guidelines based on the official nginx.. |
| nginx-c-modules | nginx C module development guidelines based on the official nginx development guide |
| opencode-ts | Write and refactor TypeScript code that fits the opencode codebase |
| orval | Orval OpenAPI TypeScript client generation best practices |
| pulumi | Pulumi infrastructure as code performance and reliability guidelines |
| rails-application-ui-blocks | Compose new Rails backend pages and refactor existing Rails UI to use premium blocks from.. |
| rails-design-system | Ruby on Rails design system guidelines for building consistent, maintainable UI with minimal.. |
| rails-hotwire | Ruby on Rails Hotwire best practices for building interactive applications with Turbo Drive,.. |
| react-native-elements | React Native Elements UI component library best practices for performance, theming, and proper.. |
| react-optimise | Application-level React performance optimization covering React Compiler mastery, bundle.. |
| react-refactor | Architectural refactoring guide for React applications covering component architecture, state.. |
| react-testing-library | React Testing Library best practices for writing maintainable, user-centric tests |
| shell | Shell scripting best practices for writing safe, portable, and maintainable bash/sh scripts |
| swift-data | SwiftData persistence and data-layer architecture for iOS 26 / Swift 6.2 clinic modular MVVM-C apps |
| swift-optimise | Swift 6.2 and SwiftUI performance optimization for iOS 26 clinic architecture codebases |
| swift-refactor | Swift and SwiftUI refactoring patterns aligned with the iOS 26 / Swift 6.2 clinic modular MVVM-C.. |
| swift-ui-architect | Opinionated SwiftUI architecture enforcement for iOS 26 / Swift 6.2 clinic modular MVVM-C apps.. |
| tailwind-refactor | Tailwind CSS code refactoring patterns for v4 migration and anti-pattern cleanup |
| tailwind-responsive-ui | Responsive UI transformation patterns for Tailwind CSS applications |
| tailwind-ui-refactor | Refactoring UI design patterns for Tailwind CSS applications |
| ts-google | Google TypeScript style guide for writing clean, consistent, type-safe code |
| typescript-refactor | TypeScript refactoring and modernization guidelines from a principal specialist perspective |
| uniwind | Uniwind best practices for React Native styling with Tailwind CSS |
| unix-cli | UNIX command-line interface guidelines for building tools that follow POSIX conventions, proper.. |
| vhs | VHS terminal recording best practices from Charmbracelet |
| vite | Vite performance optimization guidelines |
| wxt-browser-extensions | WXT browser extension performance optimization guidelines |
| zustand | Zustand state management best practices for React applications |
Install skills using Vercel's add-skill CLI:
# Install all skills
npx add-skill pproenca/dot-skills
# List available skills
npx add-skill pproenca/dot-skills --list
# Install a specific skill
npx add-skill pproenca/dot-skills --skill <skill-name>
# Install globally (across all projects)
npx add-skill pproenca/dot-skills --globalSkills are installed to agent-specific directories:
| Agent | Installation Path |
|---|---|
| Claude Code | .claude/skills/<name>/ |
| Cursor | .cursor/skills/<name>/ |
| Codex | .codex/skills/<name>/ |
| OpenCode | .opencode/skill/<name>/ |
| Antigravity | .agent/skills/<name>/ |
See CONTRIBUTING.md for guidelines on creating new skills.
- Copy the template:
cp -r skills/.template skills/my-skill - Rename the template file:
mv skills/my-skill/SKILL.md.template skills/my-skill/SKILL.md - Edit
SKILL.mdwith your skill's frontmatter and instructions - Add scripts, references, or assets as needed
- Test with
npx add-skill . --list
skills/
├── my-skill/
│ ├── SKILL.md # Required: Skill definition and instructions
│ ├── scripts/ # Optional: Executable scripts
│ ├── references/ # Optional: Additional documentation
│ └── assets/ # Optional: Static resources
├── .curated/ # Vetted, production-ready skills
├── .experimental/ # Work-in-progress skills
└── .template/ # Skill template (SKILL.md.template)
MIT
