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network-netcat
Network utility for reading and writing data across TCP/UDP connections, port scanning, file transfers, and backdoor communication channels. Use when: (1) Testing network connectivity and port availability, (2) Creating reverse shells and bind shells for authorized penetration testing, (3) Transferring files between systems in restricted environments, (4) Banner grabbing and service enumeration, (5) Establishing covert communication channels, (6) Testing firewall rules and network segmentation.
content-analysis
Imported from https://github.com/az9713/cerebro.
docs-voice
Use when writing any React documentation. Provides voice, tone, and style rules for all doc types.
Classify files according to specific rules
Invoke this skill BEFORE implementing any text/document classification task to learn the correct llama_cloud_services API usage. Required reading before writing classification code." Requires the llama_cloud_services package and LLAMA_CLOUD_API_KEY as an environment variable.
exa
Perform semantic search using Exa AI. Use when you need to: (1) find content by meaning not keywords, (2) discover similar documents, or (3) perform neural web searches.
stream-coding
Documentation-first development methodology. The goal is AI-ready documentation - when docs are clear enough, code generation becomes automatic. Triggers on "Build", "Create", "Implement", "Document", or "Spec out". Version 3.4 adds complete 13-item Clarity Gate with scoring rubric and self-assessment.
captions
Extract closed captions and subtitles from YouTube videos. Use when the user asks for captions, closed captions, CC, accessibility text, or wants to read what was said in a video. Supports timestamps and multiple languages. Great for deaf/HoH accessibility, content review, quoting, and translation.
cairo-coding
Use when writing or optimizing Cairo functions — fixing slow loops, expensive arithmetic, integer splitting or limb assembly, modular reduction, storage slot packing, or BoundedInt type bounds.
youtube-search
Search YouTube for videos and channels, search within specific channels, then fetch transcripts. Use when the user asks to "find videos about X", "search YouTube for", "look up a channel", "who makes videos about", "find on youtube", or wants to discover YouTube content on a topic.
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
testing-patterns
Testing patterns for Jest and Playwright. Use when writing tests, setting up test fixtures, or validating RLS enforcement. Routes to existing test conventions and provides evidence templates.
rls-patterns
Row Level Security patterns for database operations. Use when writing Prisma/database code, creating API routes that access data, or implementing webhooks. Enforces withUserContext, withAdminContext, or withSystemContext helpers. NEVER use direct prisma calls.
skill-developer
Create and manage Claude Code skills following Anthropic best practices. Use when creating new skills, modifying skill-rules.json, understanding trigger patterns, working with hooks, debugging skill activation, or implementing progressive disclosure. Covers skill structure, YAML frontmatter, trigger types (keywords, intent patterns, file paths, content patterns), enforcement levels (block, suggest, warn), hook mechanisms (UserPromptSubmit, PreToolUse), session tracking, and the 500-line rule.
dev-reports
Developer reporting skill for work documentation and communication. Use when writing journals, devlogs, status updates (22A/22B), progress reports, or documenting development work. Generates reports from git history or manual input.
dev-explore
Explore and understand codebases with interconnected documentation. Use when onboarding to a new project, exporting docs for external LLM tools, or generating portfolio artifacts.
documentation-guide
Guide documentation structure, README content, and project documentation best practices. Use when: creating README, documentation, docs folder, project setup. Keywords: README, docs, documentation, CONTRIBUTING, CHANGELOG, 文件, 說明文件.
docx
Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks
metaprogramming-rlang
Tidy evaluation and programmatic tidyverse patterns using rlang. Use this skill when writing functions that accept column names as arguments, building tidyverse-compatible APIs, or working with data-masking and injection operators. Covers embracing with {{}}, injection (!! and !!!), dynamic dots, .data/.env pronouns, name injection with glue syntax, bridge patterns between selection and data-masking, and package development with rlang.
writing-tidyverse-r
Modern tidyverse patterns, style guide, and migration guidance for R development. Use this skill when writing R code with dplyr, reviewing tidyverse code, updating legacy R code to modern patterns, or enforcing consistent style. Covers native pipe usage, join_by() syntax, .by grouping, pick/across/reframe operations, tidy selection, stringr patterns, naming conventions, spacing, and migration from base R or older tidyverse APIs.
writing-skills
Use when creating new skills, editing existing skills, or verifying skills work before deployment
academic
Akademiskt skrivande med vetenskaplig stringens — svenska eller engelska. [VAD] Uppsatser, rapporter, avhandlingar, litteraturöversikter, papers enligt högskolestandarder. IMRAD-struktur, Harvard/APA-referenshantering. Tvåspråkig skill. [NÄR] Use when: akademisk, vetenskaplig, uppsats, rapport, avhandling, litteraturöversikt, forskningstext, Harvard-referens, APA-referens, kandidat, master, doktorand, paper, thesis [SPRÅK] Svenska eller engelska — matcha input eller fråga [EXPERTISE] Academic writing, methodology, source criticism, qualitative/quantitative (SV/EN)
tdd-workflow
Use this skill when writing new features, fixing bugs, or refactoring code. Enforces test-driven development with 80%+ coverage including unit, integration, and E2E tests.
llm-models
Access Claude, Gemini, Kimi, GLM and 100+ LLMs via inference.sh CLI using OpenRouter. Models: Claude Opus 4.5, Claude Sonnet 4.5, Claude Haiku 4.5, Gemini 3 Pro, Kimi K2, GLM-4.6, Intellect 3. One API for all models with automatic fallback and cost optimization. Use for: AI assistants, code generation, reasoning, agents, chat, content generation. Triggers: claude api, openrouter, llm api, claude sonnet, claude opus, gemini api, kimi, language model, gpt alternative, anthropic api, ai model api, llm access, chat api, claude alternative, openai alternative
matlab-live-script
Create MATLAB plain text Live Scripts (.m files) following specific formatting rules. Use when generating MATLAB scripts, educational MATLAB content, Live Scripts, or when the user requests .m files with rich text formatting.