Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.
pptx
Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
theme-factory
Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.
xlsx
Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas
building-chat-interfaces
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browsing-with-playwright
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sqlmodel-expert
Advanced SQLModel patterns and comprehensive database migrations with Alembic. Use when creating SQLModel models, defining relationships (one-to-many, many-to-many, self-referential), setting up database migrations, optimizing queries, solving N+1 problems, implementing inheritance patterns, working with composite keys, creating indexes, performing data migrations, or troubleshooting Alembic issues. Triggers include "SQLModel", "Alembic migration", "database model", "relationship", "foreign key", "migration", "N+1 query", "query optimization", "database schema", or questions about ORM patterns.
frontend-design-system
Comprehensive UI/UX design skill for building modern, responsive web applications with Tailwind CSS, shadcn/ui, Material UI, Chakra UI, Ant Design, and Mantine. Use when users need to - (1) Choose a design system for their project, (2) Build responsive layouts and components, (3) Implement forms with validation, (4) Create accessible user interfaces, (5) Design task management UIs (todo apps, dashboards), (6) Apply responsive design patterns, (7) Implement dark mode, or (8) Build component libraries. Triggers include requests like 'design a todo app', 'create responsive layout', 'which UI library should I use', 'implement dark mode', 'build a form with validation', or 'make this mobile-friendly'.
openfga
OpenFGA authorization modeling best practices and guidelines. This skill should be used when authoring, reviewing, or refactoring OpenFGA authorization models. Triggers on tasks involving OpenFGA models, relationship definitions, permission structures, .fga files, .fga.yaml test files, or OpenFGA SDK usage in JavaScript, TypeScript, Go, Python, Java, or .NET.
premium_web_design
Guidelines and principles for creating premium, high-end web designs.
implement_lenis_scroll
Instructions for implementing Lenis smooth scrolling in a Next.js or React application.
video-concat
合并多个视频文件为一个视频。Use when user wants to 合并视频, 拼接视频, 视频合并, 视频拼接, 把视频合在一起, 连接视频, join videos, merge videos, combine videos, concatenate videos.
audio-extract
从视频文件中提取音频。Use when user wants to 提取音频, 抽取音频, 视频转音频, 导出音频, extract audio, video to audio, get audio from video, 把视频的声音提取出来.
youtube-download
使用 yt-dlp 下载 YouTube 视频、音频或字幕。Use when user wants to 下载视频, 下载YouTube, youtube下载, 下载油管, download youtube, download video, 下载B站, bilibili下载.
video-trim
裁剪视频片段，支持压缩、音频控制等选项。Use when user wants to 剪辑视频, 裁剪视频, 截取视频, 视频剪切, 切视频, trim video, cut video, clip video, extract video segment.
video-gen
使用 AI 生成视频，支持 Veo/Sora 模型。Use when user wants to 生成视频, AI视频, 文生视频, 图生视频, generate video, create video, text to video, image to video, 做一个视频.
audio-transcribe
使用 Whisper 将音频/视频转换为文字，支持词级别时间戳。Use when user wants to 语音转文字, 音频转文字, 视频转文字, 字幕生成, transcribe audio, speech to text, generate subtitles, 识别语音.
browser
Browser automation with persistent page state. Use when users ask to navigate websites, fill forms, take screenshots, extract web data, test web apps, or automate browser workflows. Trigger phrases include "go to [url]", "click on", "fill out the form", "take a screenshot", "scrape", "automate", "test the website", "log into", or any browser interaction request.
image-gen
使用 AI 生成图片，支持多种模型和风格。Use when user wants to 生成图片, 画图, 创建图像, AI绘图, 生成一张图, generate image, create image, draw picture, AI art, 编辑图片, 修改图片, edit image, modify image.
media-understand
使用 AI 理解和分析多媒体内容（图片、视频、音频）。Use when user wants to 理解图片, 分析视频, 音频转文字, 视频问答, understand media, analyze video, transcribe audio, describe image, what is in this video/image/audio.
skill-extractor
从当前会话中提取经验，自动生成可复用的 Claude Code Skill。Use when user wants to 提取skill, 总结成skill, 固化经验, 生成skill, extract skill, create skill from context, save as skill, 把经验变成skill.
svelte-kit
Svelte 5 and SvelteKit syntax expert. Use when working with .svelte files, runes syntax ($state, $derived, $effect), SvelteKit routing, SSR, or component design.
golang-architect
Software Architect specializing in Go projects. Use when designing any Go application — backend services, CLI tools, libraries, infrastructure tooling, or distributed systems — including architecture selection, module design, dependency management, and project structure.
golang-master
Golang language expert specializing in concurrency, performance optimization, standard library, and testing. Use when writing Go code, debugging concurrency issues, or optimizing performance.
typescript-master
TypeScript language expert specializing in type system, generics, conditional types, and advanced patterns. Use when writing complex types, debugging type errors, or designing type-safe APIs.
tailwind-ssr
TailwindCSS v4 and SSR expert. Use when configuring TailwindCSS, implementing SSR strategies, optimizing critical CSS, or solving styling performance issues.
frontend-architect
Frontend architecture expert. Use when planning component architecture, state management strategies, performance optimization, or technology selection decisions.
systems-analyst
Systems analysis expert for understanding unfamiliar codebases, distributed architectures, and technical toolchains. Use when asked to investigate a system, survey how components interact, explain what a tool does, find gaps in an architecture, or produce a learning document about a technical domain.
deep-research
Deep research expert for building comprehensive knowledge maps from first principles. Use when the user wants to deeply understand a topic — its origin, the problem it solves, the foundational theory, the architecture, and future trajectory — all grounded in primary sources.
cloud-architect
Cloud infrastructure and platform expert. Use when the user needs to understand a cloud domain (networking, orchestration, IaC, observability, etc.) from first principles before designing infrastructure — or when writing K8s manifests, Helm charts, or Terraform modules.
code-review-master
Code review expert that first validates whether a PR achieves its stated goal, then checks security, quality, and performance. Use when reviewing PRs, conducting security audits, or assessing code changes.
electron-architect
Electron desktop application architect. Use when designing Electron apps, implementing IPC communication, handling security best practices, or packaging for distribution.
hses-packet-analysis
Analyze HSES protocol packet captures and generate a markdown report. USE WHEN: debugging moto-hses communication, interpreting HSES packet data, identifying protocol errors.
rust-code-quality-guide
Code quality guide for Rust. USE WHEN: writing Rust code, reviewing code, or ensuring code quality.
moto-hses-usage
moto-hses Rust crate usage guide. USE WHEN: implementing HSES (High Speed Ethernet Server) communication with Yaskawa robot controllers.
hses-protocol
HSES (High Speed Ethernet Server) protocol specification for Yaskawa robot controllers. USE WHEN: understanding UDP-based communication protocol, message structure, command formats, or error codes for Yaskawa robots.
implementation-plan
Guide for creating implementation plans. USE WHEN: planning new features, refactoring, or significant code changes.
project-release-maintainer
Generic overlay for release-facing docs, install layout, workflows, licenses, and hygiene scripts.
project-vendor-boundary
Generic overlay for app-owned versus vendored dependency boundaries.
security
Token-efficient security skill for threat modeling, secure defaults, and security-focused code review in generic software projects.
coder
Token-efficient implementation skill for C++-first repos. Merges C++ engineering, code review discipline, optional backend layering guidance, and optional UI/frontend quality guidance.
documenter
Token-efficient documentation skill for README, API docs, code comments, release docs, and AI-friendly project documentation.
project-config-and-tests
Generic overlay for config contracts, defaults, path helpers, and deterministic test coverage.
project-core-dev
Generic core-dev overlay for repo-owned C++ code, tests, and top-level CMake changes.
project-platform-diagnose
Generic overlay for environment-sensitive diagnosis such as service startup, install issues, platform integration, and runtime smoke checks.
thinking
Token-efficient planning and design skill. Merges brainstorming, concise planning, and kaizen-style incremental improvement.
frontend-design
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.
Writing Phaser 3 Games
Provides battle-tested patterns, best practices, and code examples for building Phaser 3 games. Use when writing game code, implementing game mechanics, setting up scenes, handling physics, animations, input, or any Phaser-related development. Covers architecture, performance, algorithms, and common pitfalls.
brainstorming
You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.
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