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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.

Finance Stock analysisQuant Trading researchSlides PPT generationDocs PDF parsingExtract Web scraping
16
Shown
10
Tracks
48
Targets
Resolve APITask in, selected skill and install plan out.Skills APIMachine-readable shortlist with trust and safety signals.llms.txtA crawler-friendly entry point for agent surfaces.

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.

  • Reka Ui6.6K stars

    An open-source UI component library for building high-quality, accessible design systems and web apps for Vue…

    Trust 89Quality 100design-creative
  • Semi Design10K stars

    🚀A modern, comprehensive, flexible design system and React UI library, AI-friendly built-in.🎨Provide 3000+…

    Trust 86Quality 99design-creative
  • Material Ui98K stars

    Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

    Trust 90Quality 100design-creative

Codex, Claude Code, Cursor

Coding agent skills

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

  • Scientific Agent Skills31K stars

    Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 160,000+ scientists…

    Trust 91Quality 100data-analysis
  • Apple Design18K stars

    Apple's approach to interface design and fluid, physical motion, translated for the web. Use when building or…

    Trust 91Quality 100design-creative
  • Antigravity Awesome Skills44K stars

    Installable GitHub library of 1,273+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravi…

    Trust 86Quality 100development

Documents and knowledge

Research and RAG skills

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

  • Genkit6.1K stars

    Open-source framework for building AI-powered apps in JavaScript, Go, and Python, built and used in productio…

    Trust 87Quality 100rag-knowledge
  • Flexsearch14K stars

    Next-generation full-text search library for Browser and Node.js

    Trust 86Quality 100rag-knowledge
  • Turndown11K stars

    🛏 An HTML to Markdown converter written in JavaScript

    Trust 86Quality 100document-processing

Markets and quant

Finance and trading skills

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

  • Ccxt43K stars

    A cryptocurrency trading API with more than 100 exchanges in JavaScript / TypeScript / Python / C# / PHP / Go…

    Trust 90Quality 100finance
  • Dash24K stars

    Data Apps & Dashboards for Python. No JavaScript Required.

    Trust 90Quality 100finance
  • QuantLib7.2K stars

    The QuantLib C++ library

    Trust 84Quality 96finance

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
  • Crawlee24K stars

    Crawlee—A web scraping and browser automation library for Node.js to build reliable crawlers. In JavaScript a…

    Trust 89Quality 100browser-automation
  • Crawlee Python9.2K stars

    Crawlee—A web scraping and browser automation library for Python to build reliable crawlers. Extract data for…

    Trust 86Quality 100browser-automation

Prompts, B-roll, explainers

Video creation skills

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

  • PySceneDetect5.0K stars

    :movie_camera: Python and OpenCV-based scene cut/transition detection program & library.

    Trust 88Quality 99media-automation

Images, video, UI

Design and creative skills

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

  • Mlx Audio7.4K stars

    A text-to-speech (TTS), speech-to-text (STT) and speech-to-speech (STS) library built on Apple's MLX framewor…

    Trust 89Quality 100media-automation
  • Satori14K stars

    Enlightened library to convert HTML and CSS to SVG

    Trust 88Quality 100media-automation
  • Kornia11K stars

    🐍 Geometric Computer Vision Library for Spatial AI

    Trust 87Quality 100ml-automation

Analysis and pipelines

Data and analytics skills

Data analysis, analytics, ETL, notebooks, databases, tables, charts, and reporting workflows.

  • Echarts67K stars

    Apache ECharts is a powerful, interactive charting and data visualization library for browser

    Trust 89Quality 100data-analysis
  • Ibis6.6K stars

    the portable Python dataframe library

    Trust 85Quality 100data-analysis
  • Plotly.Js18K stars

    Open-source JavaScript charting library behind Plotly and Dash

    Trust 88Quality 100data-analysis

Popular directories

AI agent skills libraryA real library of reusable skills with trust, audit, install, and agent metadata.Open source AI agent skillsOpen-source skill candidates filtered by task fit, GitHub quality, and install safety.Best Codex skillsRepo inspection, code review, testing, web data, and safe install workflows for Codex.Best AI agent skills for stock analysisFinance and market research skills with trust, install, and maintenance signals.Best Codex skills for web scrapingCrawler and extraction skills that agents can shortlist before installing.Best Claude Code skills for PDF parsingDocument conversion, table extraction, OCR, and markdown workflows.Best AI agent skills for football analyticsMatch data, scouting, dashboards, and World Cup analytics workflows.OpenAgentSkill vs skills.shCompare task resolution, trust signals, install handoffs, and registry APIs.OpenAgentSkill vs agentskills.ioCompare directories, agent-readable metadata, audits, and discovery workflows.

Supply tracks

Build the registry by domain, not just by count.

Coding

Coding and developer agents

196

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

196 quality196 maintained

Research

Research and knowledge work

83

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

83 quality83 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

15

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

15 quality15 maintained

Marketing

Marketing and growth automation

13

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

13 quality13 maintained

Design

Design and creative production

70

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

70 quality70 maintained

Data

Data, BI, and analytics

48

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

48 quality48 maintained

Legal

Legal, policy, and compliance

10

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

10 quality10 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
FinanceStock analysisQuantTrading researchSlidesPPT generationDocsPDF parsingExtractWeb scrapingCreativeDesign workflowSportsFootball analytics

Decision filters

Choose by scenario, quality, and trust signals.

Showing 1-16 of 432 ranked candidates matching "java-library"

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

1

Testcontainers Java

VERIFIEDEXCELLENT · 100TRUST · 86SAFE · REVIEWEDCODING

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that…

$ npx skills add testcontainers/testcontainers-java
8.7K stars69 quality86 trustReviewedBrowser agents1mo 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 Testing and QA · I need my agent to test a web app, reproduce bugs, and verify fixes.

Browser agents + CLI · 4 targets

javatesting
by testcontainersDetailsQuick view
2

Mockito

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDCODING

Most popular Mocking framework for unit tests written in Java

$ npx skills add mockito/mockito
15.4K stars73 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 Testing and QA · I need my agent to test a web app, reproduce bugs, and verify fixes.

CLI + Codex · 4 targets

javatesting
by mockitoDetailsQuick view
3

Djl

VERIFIEDEXCELLENT · 100TRUST · 87SAFE · REVIEWEDDESIGN

An Engine-Agnostic Deep Learning Framework in Java

$ npx skills add deepjavalibrary/djl
4.8K stars67 quality87 trustReviewed15d 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 Multimodal media · I need my agent to process images, video, or audio and extract useful information.

CLI + Codex · 4 targets

javamachine-learning
by deepjavalibraryDetailsQuick view
4

Flexsearch

VERIFIEDEXCELLENT · 100TRUST · 86SAFE · REVIEWEDRESEARCH

Next-generation full-text search library for Browser and Node.js

$ npx skills add nextapps-de/flexsearch
13.7K stars72 quality86 trustReviewedBrowser agents2mo 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 RAG and knowledge · I need my agent to build a RAG workflow over documents and retrieve reliable context.

Browser agents + CLI · 4 targets

javascriptsearch
by nextapps-deDetailsQuick view
5

Material Ui

VERIFIEDEXCELLENT · 100TRUST · 90SAFE · REVIEWEDDESIGN

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

$ npx skills add mui/material-ui
98.4K stars78 quality90 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 Design and creative · I need my agent to produce design assets, UI directions, presentations, or creative media workflows.

CLI + Codex · 4 targets

javascriptdesign-systems
by muiDetailsQuick view
6

Plotly.Js

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDDATA

Open-source JavaScript charting library behind Plotly and Dash

$ npx skills add plotly/plotly.js
18.2K stars73 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 Data analysis · I need my agent to analyze CSV data, produce insights, and explain trends.

CLI + Codex · 4 targets

javascriptdata-visualization
by plotlyDetailsQuick view
7

Embed Pdf Viewer

VERIFIEDEXCELLENT · 99TRUST · 85SAFE · REVIEWEDRESEARCH

A PDF viewer that seamlessly integrates with any JavaScript project

$ npx skills add embedpdf/embed-pdf-viewer
4.2K stars67 quality85 trustReviewed1mo 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 · I need my agent to read PDFs, extract tables, and turn documents into structured data.

CLI + Codex · 4 targets

typescriptpdf
by embedpdfDetailsQuick view
8

C3

VERIFIEDEXCELLENT · 100TRUST · 87SAFE · REVIEWEDDATA

:bar_chart: A D3-based reusable chart library

$ npx skills add c3js/c3
9.3K stars70 quality87 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 Data analysis · I need my agent to analyze CSV data, produce insights, and explain trends.

CLI + Codex · 4 targets

javascriptdata-visualization
by c3jsDetailsQuick view
9

Better Sqlite3

VERIFIEDEXCELLENT · 100TRUST · 85SAFE · REVIEWEDCODING

The fastest and simplest library for SQLite3 in Node.js.

$ npx skills add WiseLibs/better-sqlite3
7.3K stars69 quality85 trustReviewed1mo 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 Database and SQL · I need my agent to inspect database schemas, write SQL, and explain query results.

CLI + Codex · 4 targets

javascriptsql
by WiseLibsDetailsQuick view
10

Graphhopper

VERIFIEDEXCELLENT · 100TRUST · 89SAFE · REVIEWEDCODING

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

$ npx skills add graphhopper/graphhopper
6.5K stars68 quality89 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 GitHub automation · I need my agent to triage GitHub issues, review pull requests, and summarize repository changes.

CLI + Codex · 4 targets

javageospatial
by graphhopperDetailsQuick view
11

OpenPDF

VERIFIEDEXCELLENT · 94TRUST · 83SAFE · REVIEWEDRESEARCH

OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGP…

$ npx skills add LibrePDF/OpenPDF
4.3K stars67 quality83 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 · I need my agent to read PDFs, extract tables, and turn documents into structured data.

CLI + Codex · 4 targets

javapdf
by LibrePDFDetailsQuick view
12

30 Seconds Of Code

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDEDUCATION

Coding articles to level up your development skills

$ npx skills add Chalarangelo/30-seconds-of-code
128.1K stars78 quality88 trustReviewedClaude Code1mo 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 Education and tutoring · I need my agent to teach a topic, generate course material, create quizzes, or analyze learning progress.

Claude Code + CLI · 4 targets

javascripteducation
by ChalarangeloDetailsQuick view
13

Web Dev For Beginners

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDEDUCATION

24 Lessons, 12 Weeks, Get Started as a Web Developer

$ npx skills add microsoft/Web-Dev-For-Beginners
95.9K stars78 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 Education and tutoring · I need my agent to teach a topic, generate course material, create quizzes, or analyze learning progress.

CLI + Codex · 4 targets

javascripteducation
by microsoftDetailsQuick view
14

Elasticsearch

VERIFIEDEXCELLENT · 100TRUST · 85SAFE · REVIEWEDRESEARCH

Free and Open Source, Distributed, RESTful Search Engine

$ npx skills add elastic/elasticsearch
77.0K stars77 quality85 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 RAG and knowledge · I need my agent to build a RAG workflow over documents and retrieve reliable context.

CLI + Codex · 4 targets

javasearch
by elasticDetailsQuick view
15

Prettier

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDRESEARCH

Prettier is an opinionated code formatter.

$ npx skills add prettier/prettier
52.0K stars76 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 · I need my agent to read PDFs, extract tables, and turn documents into structured data.

CLI + Codex · 4 targets

javascriptmarkdown
by prettierDetailsQuick view
16

Bruno

VERIFIEDEXCELLENT · 100TRUST · 88SAFE · REVIEWEDCODING

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

$ npx skills add usebruno/bruno
45.0K stars76 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 Coding agents · I need a coding agent that can understand a repository, edit code, and review pull requests.

CLI + Codex · 4 targets

javascriptdeveloper-tools
by usebrunoDetailsQuick view

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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.

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