What data sources does the dashboard use?
ETF data comes from Yahoo Finance (yfinance, local CSV), real-time data from Twelve Data API, and news sentiment from Alpha Vantage API.
@violettance
基本信息
Interactive dashboard for analyzing ETFs using both real time API data and historical data pulled through yfinance endpoints
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A modern, interactive dashboard for analyzing Exchange-Traded Funds (ETFs) performance, market trends, and sentiment analysis. Built with Next.js, TypeScript, and Tailwind CSS, it provides comprehensive insights into the ETF market with professional UX, mobile responsiveness, and dark mode support.
Clone the repository, install dependencies with pnpm, set up environment variables for Alpha Vantage and Twelve Data API keys, then run pnpm dev and open http://localhost:3000.
ETF data comes from Yahoo Finance (yfinance, local CSV), real-time data from Twelve Data API, and news sentiment from Alpha Vantage API.
Alpha Vantage API key for news sentiment and Twelve Data API key for real-time price data. Yahoo Finance API does not require a key for local CSV.
API data is cached in local storage for performance, with rate limit handling for API usage. Charts and data are optimized for rendering.
The dashboard analyzes data from 4,148 ETFs, including symbols, categories, assets, market cap, volume, price metrics, performance returns, valuation metrics, and dividend info.

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