Agent skills

Documentation skills

Read straight from the source repositories, not from submitted listings. Every skill shows what it does, what is inside, where it came from — and whether attention around its source is actually growing.

Toolclaude-code 29,140codex 4,755cursor 3,111copilot 976windsurf 55cline 34
CategoryWorkflow & Productivity 4,979AI & Agents 3,037Data & Analytics 2,345Code Review & Quality 1,376Backend & API 1,244Security 1,194Design & Presentation 1,154Documentation 965Content & Marketing 916Testing & QA 777DevOps & Cloud 576Databases 550Frontend 469Business & Finance 328Media & Video 257Other 9,833
2,157 found
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investigate-create-docInvestigate a codebase topic and produce structured markdown documentation. Collects investigation scope, explores the code, and…majiayu000investigationSystematic codebase investigation producing structured Obsidian documentation with DataviewJS auto-indexingmajiayu000investigationDeep-dive investigation with documentation output.majiayu000self-modifying-docsIteration 6 of Multiplicity Cascade - Documentation that modifies itself when readmajiayu000kata-map-codebaseAnalyze an existing codebase with parallel mapper agents, creating codebase documentation, understanding brownfield projects, or…majiayu000writeskeep-currentResearch current online documentation and information. Use when working with external libraries, frameworks, APIs, services…majiayu000knowledge-extractorExtract tribal knowledge from code, documentation, and commit history to preserve institutional memorya5c-aiwriteskramme:agents-mdThis skill should be used when the user asks to "update AGENTS.md", "add to AGENTS.md", "maintain agent docs", or needs to add…majiayu000langgraph-fundamentalsINVOKE THIS SKILL when writing ANY LangGraph code. Covers StateGraph, state schemas, nodes, edges, Command, Send, invoke…majiayu000Lexer GeneratorExpert skill for generating and hand-writing lexers using DFA-based, table-driven, and recursive approachesa5c-aiwriteslibrarianWeb research agent for documentation, web search, and code search. Use when: querying docs, searching latest tech info, code…majiayu000librarianWeb research agent for documentation, web search, and code search. Use when: querying docs, searching latest tech info, code…majiayu000external-reference-researchSpecialized agent for multi-repository analysis, searching remote codebases, retrieving official documentation, and finding…majiayu000librarianResearch and documentation expert - finds answers and examplesmajiayu000link-validatorComprehensive link checking and validation for documentation. Validate internal links, external URLs, anchors, detect redirects…a5c-aiwriteslisticle-generatorWrite "Top N best..." listicle articles for affiliate marketing with mini-reviews, pricing, pros/cons, and CTAs per entry.…Affitorllm-communicationWrite effective LLM prompts, commands, and agent instructions. Goal-oriented over step-prescriptive. Role + Objective + Latitude…majiayu000llms-txtGenerate an llms.txt file for any project or website following the llmstxt.org specification. Use when asked to create llms.txt…majiayu000llms-txt-supportDetect and use llms.txt files for LLM-optimized documentation. Use when checking if a site has LLM-ready docs before scraping.majiayu000ln-002-best-practices-researcherResearch best practices via MCP Ref/Context7/WebSearch and create documentation (guide/manual/ADR/research). Single research…majiayu000ln-002-best-practices-researcherResearches best practices and creates documentation (guide, manual, ADR, or research). Use when project needs standards-based…majiayu000ln-002-best-practices-researcherResearch best practices via MCP Ref/Context7/WebSearch and create documentation (guide/manual/ADR/research). Single research…majiayu000longbridge-adr-premiumADR / H-share / A-share cross-market pricing analysis via Longbridge Securities — tracks the premium or discount between…majiayu000lore-writingExtract lore and narrative device entities from text. Use when analyzing codex entries, bestiary entries, journals, dreams…majiayu000lumen-metricsMetrics architecture — produce a complete metrics plan given a product description. North Star, input metrics tree…jeremylongshorewritesmaintenance-orchestrationTechnical debt management including branch cleanup, doc verification, TODO scanning, and dependency auditinga5c-aiwritesmanage-agentsCreates, modifies, and manages Claude Code subagents by writing agent files with YAML frontmatter, system prompts, and tool…majiayu000writesmap-codebaseAnalyze codebase with parallel Explore agents to produce .planning/codebase/ documents. Use for brownfield project onboarding…majiayu000writesmapping-invariantsIntro skill for designing and implementing assertions. Use when starting a new protocol to map invariants before writing…majiayu000markdownMarkdown documentation, MDX, and content formatting.a5c-aiwritesmarkdown-processorSpecialized skill for processing Markdown and MDX documentation. Supports parsing, rendering, TOC generation, link validation…a5c-aiwritesmatlab-create-projectCreates a MATLAB project for an existing folder of MATLAB files using the matlab.project.* APIs via MCP. Adds all existing files…matlabmatlab-design-pcb-filterBandpass, lowpass, bandstop filter design — hairpin, coupled-line, combline, stub, SIW for frequency selection and harmonic…matlabmatlab-exclude-filesAnalyze a toolbox folder and generate a toolbox.ignore file — detects files that should not ship to end users based on what…matlabmatlab-model-viaVia modeling: pads, antipads, ground return vias, GRV placement, and signal integrity for high-speed layer transitions. TRIGGER…matlabmatlab-play-record-audioReference for MATLAB audiostreamer (Audio Toolbox R2025a+). Without this skill, agents consistently default to legacy…matlabmatlab-write-helpGenerate or improve MATLAB help text (documentation comments) for a function, class, or script file following MathWorks standards…matlabmatlab-write-pcb-layoutExport pcbComponent designs to Gerber files with RF connectors and fab service formatting for PCB manufacturing. TRIGGER: user…matlabmaui-themingGuide for theming .NET MAUI apps — light/dark mode via AppThemeBinding, ResourceDictionary theme switching, DynamicResource…dotnetmcp-resource-uri-designerDesign and implement MCP resource URI schemes and templates with proper naming, hierarchy, and documentation.a5c-aiwritesmemo-stress-testerUse when evaluating business documents for structural integrity and persuasive logic.majiayu000memory-safety-patternsImplement memory-safe programming with RAII, ownership, smart pointers, and resource management across Rust, C++, and C. Use when…wshobsonmkdocs-materialMkDocs with Material theme expertise for Python-centric documentation. Configure navigation, plugins, multi-language support, PDF…a5c-aiwritesmoai-foundation-claudeCanonical Claude Code skill authoring kit covering agent Skills, sub-agent templates, custom slash commands, orchestration…majiayu000moai-session-infoDisplay comprehensive project and session information including Git status, SPEC progress, version details, and system resources.…majiayu000model-card-generatorModel documentation skill for generating model cards following Google's model card framework.a5c-aiwritesmodel-card-generatorModel documentation skill for generating model cards following Google's model card framework.majiayu000writesmodern-javascript-patternsComprehensive guide for mastering modern JavaScript (ES6+) features, functional programming patterns, and best practices for…sickn33
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How the catalog works
What is an agent skill?

A folder with a SKILL.md inside — instructions, and often scripts and assets, that an AI agent loads when the task matches. Claude Code, Codex, Cursor and Copilot all read the same format, so one skill usually works across them.

Where does this catalog come from?

We read 660 source repositories straight from their file trees rather than from submitted listings — what you see is what is actually published. 98 repositories were rejected because they advertise skills but contain none: link lists, not folders.

Why is there no install counter?

Because install counts live in the registry that serves `npx skills add`, and that is not ours — publishing a number we cannot verify would be worse than showing none. Instead we show where a skill comes from and whether attention around its source is actually growing, measured from our own weekly snapshots.

Do you deduplicate?

Yes, and it matters more than expected. Aggregator repositories republish the same skill in several places — one source carried 6,317 SKILL.md files for 2,001 actual skills. We collapse by folder name and keep the canonical copy, so the catalog counts things, not copies.

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