AI Agent Skill Repository

AI Agent Skills Directory

Browse reusable skills for Codex, Claude Code, Cursor, finance, research, web scraping, PPT, football analytics, data, marketing, design, and more.

Browse by scenario

Real skills, grouped by the work your agent needs to finish.

Each directory entry links to real skill pages with GitHub adoption, trust score, install handoff, risk notes, and agent-readable metadata. Use these as starting points when you want a shortlist before asking an agent to install anything.

Design to deployment

Frontend and UI skills

Design direction, Figma implementation, UI review, React performance, browser QA, and safe preview deployments.

  • React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

    Trust 91Quality 100coding-agents
  • This skill encodes Emil Kowalski's philosophy on UI polish, component design, animation decisions, and the in…

    Trust 91Quality 100design-creative
  • Reviews animation and motion code against a high craft bar derived from Emil Kowalski's design engineering ph…

    Trust 91Quality 100design-creative

Codex, Claude Code, Cursor

Coding agent skills

Code review, repo inspection, testing, planning, shipping, and engineering workflows for coding agents.

  • Persistent file-based planning for AI coding agents and long-running agentic tasks. Crash-proof markdown plan…

    Trust 89Quality 100agent-skills
  • Claude Skills23K stars

    337 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 330+ skills, customizable r…

    Trust 88Quality 100agent-skills
  • Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.

    Trust 92Quality 100development

Documents and knowledge

Research and RAG skills

Research, recent-events briefings, PDF parsing, markdown conversion, RAG ingestion, and knowledge workflows.

  • Claude Obsidian7.2K stars

    Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and file…

    Trust 89Quality 100rag-knowledge
  • Markitdown156K stars

    Python tool for converting files and office documents to Markdown.

    Trust 87Quality 100document-processing
  • Quarkdown16K stars

    🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.

    Trust 89Quality 100document-processing

Markets and quant

Finance and trading skills

Stock analysis, market research, quant backtesting, financial data, and investment research skills.

  • StockSharp10K stars

    Algorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, f…

    Trust 90Quality 100finance
  • FinanceDatabase7.9K stars

    This is a database of 300.000+ symbols containing Equities, ETFs, Funds, Indices, Currencies, Cryptocurrencie…

    Trust 87Quality 100finance
  • LLM驱动的 A/H/美股智能分析:多数据源行情 + 实时新闻 + LLM决策仪表盘 + 多渠道推送,零成本定时运行,纯白嫖. LLM-powered stock analysis system for A/H/US…

    Trust 90Quality 100finance

Crawlers and extraction

Web scraping skills

Crawling, scraping, extraction, browser automation, structured data capture, and website-to-markdown workflows.

  • Crawl4AI73K stars

    Web crawling built for AI

    Trust 90Quality 100web-automation
  • Turndown11K stars

    🛏 An HTML to Markdown converter written in JavaScript

    Trust 86Quality 100document-processing
  • Firecrawl134K stars

    Web data for AI applications

    Trust 87Quality 100web-automation

Slides and decks

PPT and presentation skills

Presentation generation, editable PPTX, slide decks, speaker notes, and visual storytelling workflows.

  • Marp12K stars

    The entrance repository of Markdown presentation ecosystem

    Trust 86Quality 100document-processing
  • Presenterm8.5K stars

    A markdown terminal slideshow tool

    Trust 83Quality 100document-processing
  • Pandoc45K stars

    Universal markup converter

    Trust 87Quality 100document-processing

Prompts, B-roll, explainers

Video creation skills

Video-generation prompts, B-roll, Vox-style explainers, camera direction, captions, and creative-production workflows.

  • Agent-led recent-trends research across social, prediction markets, video, code, and the web.

    Trust 91Quality 100research

Images, video, UI

Design and creative skills

Image, video, creative production, UI design, multimodal generation, and visual workflow skills.

  • a machine learning image inpainting task that instinctively removes watermarks from image indistinguishable f…

    Trust 84Quality 94ml-automation
  • Pyod9.9K stars

    A Python library for anomaly detection across tabular, time series, graph, text, and image data. 60+ detector…

    Trust 89Quality 100ml-automation
  • Cli16K stars

    The official Lark/Feishu CLI tool, maintained by the larksuite team — built for humans and AI Agents. Covers…

    Trust 88Quality 100productivity

Supply tracks

Build the registry by domain, not just by count.

Coding

Coding and developer agents

182

Code review, repo analysis, testing, CI, GitHub, DevOps, and developer workflow skills.

182 quality182 maintained

Research

Research and knowledge work

111

Deep research, source comparison, literature review, RAG, knowledge search, and reports.

111 quality111 maintained

Presentation

Presentation and deck workflows

1

PPTX generation, HTML slides, pitch decks, speaker notes, and presentation workflow skills.

1 quality1 maintained

Finance

Finance and quant workflows

19

Market data, SEC filings, portfolio analysis, quant research, backtesting, and risk workflows.

19 quality19 maintained

Marketing

Marketing and growth automation

32

SEO, content operations, lead generation, CRM, email automation, analytics, and growth workflows.

32 quality32 maintained

Design

Design and creative production

50

Design assets, images, video, audio, multimodal media, presentation, and creative production skills.

50 quality50 maintained

Data

Data, BI, and analytics

31

CSV, SQL, notebooks, dashboards, data pipelines, BI, ETL, and spreadsheet analysis.

31 quality31 maintained

Legal

Legal, policy, and compliance

11

Contract analysis, privacy, policy review, compliance checks, governance, and document risk review.

11 quality11 maintained

Education

Education and tutoring

5

Tutoring, course generation, quizzes, learning analytics, classrooms, and teaching workflows.

5 quality5 maintained

World Cup

Football and World Cup analytics

2

Football data, World Cup dashboards, xG, match prediction, scouting, and sports analytics.

2 quality2 maintained

High-intent entry points

Start from the task, not a keyword list.

These shortcuts use the same trust, supply, and relevance signals as the registry API, so humans and agents land on a useful shortlist faster.

Agent-readable index

Decision filters

Choose by scenario, quality, and trust signals.

Showing 1-16 of 432 ranked candidates matching "mark"

Best blend of quality, stars, freshness, and agent usage

1

Papermark

VERIFIEDEXCELLENT · 100TRUST · 86SAFE · REVIEWEDRESEARCH

Papermark is the open-source DocSend alternative with built-in analytics and custom domains.

$ npx skills add papermark/papermark
8.8K stars69 quality86 trustReviewed with permission notes16d since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: License is unclear
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Document processing

CLI + Codex · 4 targets

typescriptpdf
by papermarkDetailsQuick view
2

Hallmark

VERIFIEDEXCELLENT · 100TRUST · 90SAFE · REVIEWEDCODING

Anti-AI-slop design skill for Claude Code, Cursor, and Codex.

$ npx skills add Nutlope/hallmark
20.2K stars72 quality90 trustReviewedClaude Code + OpenAI Agents2d since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Coding agents

Claude Code + OpenAI Agents · 4 targets

cssclaude-code
by NutlopeDetailsQuick view
3

Chinese Llm Benchmark

VERIFIEDEXCELLENT · 100TRUST · 85SAFE · REVIEWEDCODING

非线智能 NoneLinear - ReLE评测:中文AI大模型能力评测(持续更新):目前已囊括374个大模型,覆盖chatgpt、gpt-5.4、谷歌gemini-3.1-pro、Claude-4.6、文心ERNIE-X1.1、ERNIE-5.0、qwen3.6-max、qwen3.6-plus、百川、讯飞星火、商汤senseChat…

$ npx skills add jeinlee1991/chinese-llm-benchmark
6.2K stars68 quality85 trustReviewedClaude Code + OpenAI Agents2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: License is unclear
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario GitHub automation

Claude Code + OpenAI Agents · 4 targets

llm
by jeinlee1991DetailsQuick view
4

Marktext

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDRESEARCH

📝A simple and elegant markdown editor, available for Linux, macOS and Windows.

$ npx skills add marktext/marktext
57.4K stars77 quality88 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

typescriptmarkdown
by marktextDetailsQuick view
5

Marked

VERIFIEDEXCELLENT · 100TRUST · 85SAFE · REVIEWEDRESEARCH

A markdown parser and compiler. Built for speed.

$ npx skills add markedjs/marked
36.9K stars75 quality85 trustReviewed with permission notes2mo since pushNeeds review
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: License is unclear
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Document processing

CLI + Codex · 4 targets

javascriptmarkdown
by markedjsDetailsQuick view
6

Markdown It

VERIFIEDEXCELLENT · 100TRUST · 90SAFE · REVIEWEDRESEARCH

Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed

$ npx skills add markdown-it/markdown-it
21.6K stars74 quality90 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

javascriptmarkdown
by markdown-itDetailsQuick view
7

Markdoc

VERIFIEDEXCELLENT · 100TRUST · 86SAFE · REVIEWEDRESEARCH

A powerful, flexible, Markdown-based authoring framework.

$ npx skills add markdoc/markdoc
8.1K stars69 quality86 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

typescriptmarkdown
by markdocDetailsQuick view
8

Markdownlint

VERIFIEDEXCELLENT · 100TRUST · 87SAFE · REVIEWEDRESEARCH

A Node.js style checker and lint tool for Markdown/CommonMark files.

$ npx skills add DavidAnson/markdownlint
6.1K stars68 quality87 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

javascriptmarkdown
by DavidAnsonDetailsQuick view
9

Markor

VERIFIEDEXCELLENT · 95TRUST · 85SAFE · REVIEWEDRESEARCH

Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..

$ npx skills add gsantner/markor
5.7K stars68 quality85 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: License is unclear
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

javamarkdown
by gsantnerDetailsQuick view
10

Markdig

VERIFIEDEXCELLENT · 100TRUST · 87SAFE · REVIEWEDRESEARCH

A fast, powerful, CommonMark compliant, extensible Markdown processor for .NET

$ npx skills add xoofx/markdig
5.3K stars68 quality87 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

c#markdown
by xoofxDetailsQuick view
11

MarkEdit

VERIFIEDEXCELLENT · 99TRUST · 86SAFE · REVIEWEDRESEARCH

Just like TextEdit on Mac but dedicated to Markdown.

$ npx skills add MarkEdit-app/MarkEdit
5.0K stars68 quality86 trustReviewed1mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

swiftmarkdown
by MarkEdit-appDetailsQuick view
12

Cherry Markdown

VERIFIEDEXCELLENT · 94TRUST · 82SAFE · REVIEWEDRESEARCH

✨ A Markdown Editor

$ npx skills add Tencent/cherry-markdown
4.7K stars67 quality82 trustReviewed with permission notes1mo since pushNeeds review
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: License is unclear
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Document processing

CLI + Codex · 4 targets

javascriptmarkdown
by TencentDetailsQuick view
13

Render Markdown.Nvim

VERIFIEDEXCELLENT · 99TRUST · 85SAFE · REVIEWEDRESEARCH

Improve viewing Markdown in Neovim

$ npx skills add MeanderingProgrammer/render-markdown.nvim
4.7K stars67 quality85 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

luamarkdown
by MeanderingProgrammerDetailsQuick view
14

Markdown

VERIFIEDEXCELLENT · 99TRUST · 86SAFE · REVIEWEDRESEARCH

A Python implementation of John Gruber’s Markdown with Extension support.

$ npx skills add Python-Markdown/markdown
4.2K stars67 quality86 trustReviewed2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

pythonmarkdown
by Python-MarkdownDetailsQuick view
15

Html To Markdown

VERIFIEDEXCELLENT · 98TRUST · 84SAFE · REVIEWEDRESEARCH

⚙️ Convert HTML to Markdown. Even works with entire websites and can be extended through rules.

$ npx skills add JohannesKaufmann/html-to-markdown
3.7K stars67 quality84 trustReviewed with permission notes2mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustGood trust signals with a few areas worth checking before rollout.Review: Documentation summary is thin
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Document processing

CLI + Codex · 4 targets

gomarkdown
by JohannesKaufmannDetailsQuick view
16

MarkdownEditing

VERIFIEDEXCELLENT · 98TRUST · 88SAFE · REVIEWEDRESEARCH

Powerful Markdown package for Sublime Text with better syntax understanding and good color schemes.

$ npx skills add SublimeText-Markdown/MarkdownEditing
3.3K stars66 quality88 trustReviewed1mo since pushSafe to try
QualityHigh-confidence pick with strong adoption and healthy maintenance signals.
TrustStrong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/…Review: Documentation summary is thin
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Document processing

CLI + Codex · 4 targets

pythonmarkdown
by SublimeText-MarkdownDetailsQuick view

Page 1

Showing the strongest 16 results to keep the registry fast for humans and agents. Refine by use case, platform, stars, or search query for a narrower shortlist.

Try the agent resolve API