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.

  • Frontend Design165K stars

    Guidance for distinctive, intentional UI design, typography, visual direction, and non-template-like product…

    Trust 88Quality 100design-creative
  • Material Ui98K stars

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

    Trust 90Quality 100design-creative
  • Taste Skill65K stars

    Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop

    Trust 91Quality 100development

Codex, Claude Code, Cursor

Coding agent skills

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

  • Code Review169K stars

    Review a diff separately for code standards and spec compliance.

    Trust 91Quality 100coding-agents
  • Agent Skills81K stars

    Production-grade engineering skills for AI coding agents.

    Trust 86Quality 100agent-skills
  • Implement176K stars

    Execute an approved engineering ticket with tests, review, and a branch commit.

    Trust 88Quality 100coding-agents

Documents and knowledge

Research and RAG skills

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

  • Markitdown156K stars

    Python tool for converting files and office documents to Markdown.

    Trust 87Quality 100document-processing
  • 21 Lessons, Get Started Building with Generative AI

    Trust 88Quality 100rag-knowledge
  • Firecrawl139K stars

    The API to search, scrape, and interact with the web at scale. 🔥

    Trust 87Quality 100agent-frameworks

Markets and quant

Finance and trading skills

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

  • Indicatorts450 stars

    Indicator TS delivers a rich set of technical analysis indicators, customizable strategies, and a powerful ba…

    Trust 77Quality 72finance
  • AlphaPurify278 stars

    Extremely fast quantitative factor cleaning and backtesting library, based on Polars

    Trust 78Quality 73finance
  • A股·港股·美股量化分析 Agent Skill。支持行情、估值、财务查询、选股筛选、因子计算、策略回测。Quant agent skill for A-share, HK & US stocks — market d…

    Trust 74Quality 64finance-quant

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
  • Webapp Testing165K stars

    Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and…

    Trust 87Quality 100browser-automation
  • Browser Use99K stars

    🌐 Make websites accessible for AI agents. Automate tasks online with ease.

    Trust 87Quality 100agent-frameworks

Slides and decks

PPT and presentation skills

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

  • Reverse-lookup glossary that turns a vague description of a web animation or motion effect into its exact ter…

    Trust 91Quality 100design-creative
  • Canvas Design165K stars

    Create original visual art, posters, PNG assets, and PDF documents through a clear design philosophy.

    Trust 87Quality 100design-creative

Images, video, UI

Design and creative skills

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

  • Implement a ChatGPT-like LLM in PyTorch from scratch, step by step

    Trust 85Quality 100ml-automation
  • Transformers162K stars

    🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision,…

    Trust 90Quality 100ml-automation
  • Tensorflow196K stars

    An Open Source Machine Learning Framework for Everyone

    Trust 87Quality 100ml-automation

Analysis and pipelines

Data and analytics skills

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

  • D3113K stars

    Bring data to life with SVG, Canvas and HTML. :bar_chart::chart_with_upwards_trend::tada:

    Trust 87Quality 100data-analysis
  • AlphaSuite228 stars

    AlphaSuite is an open-source quantitative analysis platform that gives you the power to build, test, and depl…

    Trust 77Quality 71data-analysis
  • National Stock Exchange (NSE), India based Stock screener program. Supports Live Data, Swing / Momentum Tradi…

    Trust 69Quality 46finance

Supply tracks

Build the registry by domain, not just by count.

Coding

Coding and developer agents

174

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

171 quality169 maintained

Research

Research and knowledge work

63

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

63 quality63 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

80

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

62 quality46 maintained

Marketing

Marketing and growth automation

10

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

10 quality10 maintained

Design

Design and creative production

46

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

46 quality46 maintained

Data

Data, BI, and analytics

32

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

32 quality32 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

Decision filters

Choose by scenario, quality, and trust signals.

Showing 1-16 of 92 ranked candidates matching "backtest"

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

1

Trading Backtest

NEEDS REVIEW · 46TRUST · 71SAFE · EXPERIMENTALFINANCE

A stock backtesting engine written in Java. And a pairs trading (cointegration) strategy implementation using a bayesian kalman filter model

$ npx skills add lukstei/trading-backtest
350 stars37 quality71 trustExperimental5y since pushNeeds review
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustPotentially useful, but at least one trust signal needs human inspection.Review: Repository looks stale
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

javafinance
by luksteiDetailsQuick view
2

Backtesting.Py

VERIFIEDEXCELLENT · 91TRUST · 84SAFE · REVIEWEDFINANCE

🔎 📈 🐍 💰 Backtest trading strategies in Python.

$ npx skills add kernc/backtesting.py
8.5K stars62 quality84 trustReviewed7mo 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 Finance and quant

CLI + Codex · 4 targets

pythontrading
by kerncDetailsQuick view
3

Vectorbt Backtesting Skills

PROMISING · 64TRUST · 73SAFE · REVIEWEDFINANCE

Agentic coding skills for backtesting trading strategies using VectorBT. Supports Indian, US, and Crypto markets with realistic transaction cost modeling, TA-Lib indicat…

$ npx skills add marketcalls/vectorbt-backtesting-skills
158 stars42 quality73 trustReviewed with permission notesClaude Code5mo since pushNeeds review
QualityUseful candidate, but compare it with alternatives before adopting.
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 Finance and quant

Claude Code + CLI · 4 targets

pythonbacktesting
by marketcallsDetailsQuick view
4

Backtrader For Backtesting

NEEDS REVIEW · 37TRUST · 67SAFE · BLOCKEDFINANCE

These are the code snippets used in the Backtrader for backtesting guide on the AlgoTrading101 website

$ npx skills add PythonForForex/Backtrader-for-backtesting
142 stars34 quality67 trustBlocked for auto-install4y since pushRisky
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustPotentially useful, but at least one trust signal needs human inspection.Review: License is unclear
Safety gateThis skill should not be selected by an agent without explicit human security review.

Scenario Finance and quant

CLI + Codex · 4 targets

htmltrading
by PythonForForexDetailsQuick view
5

Prediction Market Backtesting

STRONG · 70TRUST · 75SAFE · REVIEWEDFINANCE

An extension for Nautilus Trader

$ npx skills add evan-kolberg/prediction-market-backtesting
976 stars52 quality75 trustReviewed with permission notes2mo since pushNeeds review
QualitySolid option that is likely worth shortlisting for production workflows.
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 Finance and quant

CLI + Codex · 4 targets

pythonbacktesting
by evan-kolbergDetailsQuick view
6

Gekko BacktestTool

NEEDS REVIEW · 44TRUST · 69SAFE · EXPERIMENTALFINANCE

Batch backtest, import and strategy params optimalization for Gekko Trading Bot. With one command you will run any number of backtests.

$ npx skills add xFFFFF/Gekko-BacktestTool
231 stars35 quality69 trustExperimental6y since pushNeeds review
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustPotentially useful, but at least one trust signal needs human inspection.Review: Repository looks stale
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

perlbacktesting
by xFFFFFDetailsQuick view
7

Backtest Manager Vscode

NEEDS REVIEW · 44TRUST · 70SAFE · EXPERIMENTALFINANCE

Backtest manager in VSCode Extension

$ npx skills add woung717/backtest-manager-vscode
108 stars37 quality70 trustExperimental1y since pushNeeds review
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustPotentially useful, but at least one trust signal needs human inspection.Review: Repository looks stale
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

typescripttrading
by woung717DetailsQuick view
8

Fastquant

VERIFIEDPROMISING · 67TRUST · 80SAFE · REVIEWEDFINANCE

fastquant — Backtest and optimize your ML trading strategies with only 3 lines of code!

$ npx skills add enzoampil/fastquant
1.8K stars49 quality80 trustReviewed with permission notes3y since pushNeeds review
QualityUseful candidate, but compare it with alternatives before adopting.Check: Repository looks stale
TrustGood trust signals with a few areas worth checking before rollout.Review: Repository looks stale
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Finance and quant

CLI + Codex · 4 targets

jupyter-notebookfinance
by enzoampilDetailsQuick view
9

Quantdom

NEEDS REVIEW · 49TRUST · 73SAFE · EXPERIMENTALFINANCE

Python-based framework for backtesting trading strategies & analyzing financial markets [GUI :neckbeard:]

$ npx skills add constverum/Quantdom
768 stars39 quality73 trustExperimental4y since pushNeeds review
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustGood trust signals with a few areas worth checking before rollout.Review: Repository looks stale
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

pythonfinance
by constverumDetailsQuick view
10

QuantResearch

VERIFIEDPROMISING · 69TRUST · 78SAFE · REVIEWEDFINANCE

Quantitative analysis, strategies and backtests

$ npx skills add letianzj/QuantResearch
3.0K stars51 quality78 trustReviewed with permission notes3y since pushNeeds review
QualityUseful candidate, but compare it with alternatives before adopting.Check: Repository looks stale
TrustGood trust signals with a few areas worth checking before rollout.Review: Repository looks stale
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Finance and quant

CLI + Codex · 4 targets

jupyter-notebookfinance
by letianzjDetailsQuick view
11

TradingView Machine Learning GUI

STRONG · 71TRUST · 76SAFE · EXPERIMENTALFINANCE

HyperView is a terminal-first TradingView strategy lab for downloading market data, backtesting Python strategies with Pine-like behavior, and optimizing SL/TP parameter…

$ npx skills add TreborNamor/TradingView-Machine-Learning-GUI
967 stars48 quality76 trustExperimental4mo since pushNeeds review
QualitySolid option that is likely worth shortlisting for production workflows.
TrustGood trust signals with a few areas worth checking before rollout.Review: Quality score needs review
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

pythonfinance
by TreborNamorDetailsQuick view
12

Tradingview Assistant Chrome Extension

STRONG · 70TRUST · 77SAFE · REVIEWEDCODING

An assistant for backtesting trading strategies and checking (showing) external signals in Tradingview implemented as a Chrome browser extension.

$ npx skills add akumidv/tradingview-assistant-chrome-extension
285 stars48 quality77 trustReviewed with permission notesBrowser agents3mo since pushNeeds review
QualitySolid option that is likely worth shortlisting for production workflows.
TrustGood trust signals with a few areas worth checking before rollout.Review: Quality score needs review
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Testing and QA

Browser agents + CLI · 4 targets

javascriptbacktesting
by akumidvDetailsQuick view
13

Quanttrader

NEEDS REVIEW · 49TRUST · 71SAFE · EXPERIMENTALFINANCE

Backtest and live trading in Python

$ npx skills add letianzj/quanttrader
738 stars39 quality71 trustExperimental2y since pushNeeds review
QualityInspect the repository carefully before adding it to an agent workflow.Check: Repository looks stale
TrustPotentially useful, but at least one trust signal needs human inspection.Review: Repository looks stale
Safety gateSparse or mixed signals. Useful for discovery, but not for autonomous installation.

Scenario Finance and quant

CLI + Codex · 4 targets

htmltrading
by letianzjDetailsQuick view
14

TradingGym

VERIFIEDPROMISING · 67TRUST · 78SAFE · REVIEWEDFINANCE

Trading and Backtesting environment for training reinforcement learning agent or simple rule base algo.

$ npx skills add Yvictor/TradingGym
1.9K stars50 quality78 trustReviewed with permission notes2y since pushNeeds review
QualityUseful candidate, but compare it with alternatives before adopting.Check: Repository looks stale
TrustGood trust signals with a few areas worth checking before rollout.Review: Repository looks stale
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Finance and quant

CLI + Codex · 4 targets

pythontrading-bot
by YvictorDetailsQuick view
15

Backtrader

VERIFIEDSTRONG · 80TRUST · 82SAFE · REVIEWEDCODING

Python Backtesting library for trading strategies

$ npx skills add mementum/backtrader
22.1K stars59 quality82 trustReviewed with permission notes2y since pushNeeds review
QualitySolid option that is likely worth shortlisting for production workflows.Check: Repository looks stale
TrustGood trust signals with a few areas worth checking before rollout.Review: Repository looks stale
Safety gateUsable candidate, but the agent should surface permission and audit notes before installation.

Scenario Coding agents

CLI + Codex · 4 targets

pythonbacktesting
by mementumDetailsQuick view
16

Vectorbt

VERIFIEDEXCELLENT · 96TRUST · 86SAFE · REVIEWEDFINANCE

The backtesting engine that gives you an unfair advantage. Run thousands of trading ideas before others finish one.

$ npx skills add polakowo/vectorbt
7.9K 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: License is unclear
Safety gateGood audit and safety signals with no high-risk permission hints in public metadata.

Scenario Finance and quant

CLI + Codex · 4 targets

pythonfinance
by polakowoDetailsQuick view

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