Thursday, September 25, 2025

1. 1

   

   GuruFocus

   A global equity research and value-investing platform with robust screening, backtesting, and portfolio tools. Features and data access depend on plan tier—Premium vs. Premium Plus—while enterprise-level users can license data directly via API. Add-ins for Excel and Google Sheets extend workflows, though usage caps apply to lower tiers. Alerts and mobile apps are included across paid plans.

   Pricing: Free, SubscriptionPlatforms: Web, Mobile, API

   Categories: Screeners • Stock Ideas • Stock Comparison • Portfolio • Backtesting • Investor Holdings • US Government Trades • News • Alerts • Calendar • GDP • Interest Rates • Inflation Rates • Unemployment Rates • Commitment of Traders (COT) • Yield Curves • Financials • Valuation Models • Scores • Transcripts • Insider Data • 13F • ETF Overview • ETF Holdings • APIs & SDKs • Sheets / Excel Add-ins

2. 2

   

   FRED (Federal Reserve Economic Data)

   One of the most trusted sources of macroeconomic and market data worldwide. FRED offers free access to charts, releases, Excel add-ins, and a public API. An API key (free) is required, with standard rate limits. ALFRED, the companion service, provides vintage datasets so you can see what was known at any point in time.

   Pricing: FreePlatforms: Web, Mobile, API

   Categories: Data APIs • Calendar • Data Visualizations • Inflation Rates • Unemployment Rates • GDP • Interest Rates • PMI / ISM • Housing & Construction • Retail Sales • Consumer Sentiment • Yield Curves • Real Yields • APIs & SDKs • Sheets / Excel Add-ins

3. 3

   

   MarketWatch

   A global financial-news portal from Dow Jones that combines market data, news, analysis, and investor tools. Real-time Nasdaq last-sale quotes are included, while most other intraday prices run on a standard 15-minute delay. Premium newsletters and in-depth articles are gated behind a subscription. Mobile apps extend the experience with push alerts and watchlist syncing.

   Pricing: Free, SubscriptionPlatforms: Web, Mobile

   Categories: News • Alerts • Calendar • Screeners • Data Visualizations • Watchlist • Paper Trading • Financials • Options • ETF Overview • ETF Holdings • Analyst Price Targets • Insider Data • Short Interest • Interest Rates • Yield Curves • IPO • Newsletters

4. 4

   

   YCharts

   Advisor-focused research, portfolio analytics, and proposal platform. Lower tiers are more view-only, while add-ons unlock the Excel add-in and broader fund/SMA datasets. Intraday quotes are available on a short delay (about 90–120 seconds).

   Pricing: SubscriptionPlatforms: Web, API

   Categories: Screeners • Stock Comparison • ETF Comparison • Data Visualizations • Portfolio • Watchlist • Correlation • Risk Metrics (VaR/ES/Drawdown) • Performance Attribution • Scenario & Stress Tests • News • Alerts • Data APIs • Financials • Scores • ETF Overview • ETF Performance • ETF Holdings • ETF Fundamentals • ETF Overlap • Analyst Forecasts • Short Interest • Insider Data • Inflation Rates • Unemployment Rates • GDP • Interest Rates • Yield Curves • APIs & SDKs • Sheets / Excel Add-ins • Broker Connectors

5. 5

   

   Bank of England (Statistics & Data)

   Free central bank data portal covering UK interest rates, yield curves, macroeconomic indicators, and daily reference series. The Statistical Database supports programmatic downloads in CSV, Excel, and XML via documented query parameters, while yield-curve data are published daily but not accessible by API. GBP daily spot rates are provided on an indicative basis, typically updated by 09:30 within two working days.

   Pricing: FreePlatforms: Web, API

   Categories: Central Bank Watcher • Interest Rates • Yield Curves • Real Yields • GDP • Data APIs • Calendar

6. 6

   

   ECB Data Portal

   Official ECB gateway for euro‑area statistics with an open SDMX 2.1 REST API. The new endpoint is https://data-api.ecb.europa.eu/service/ (replacing the legacy SDW path). Content negotiation supports SDMX‑JSON, CSV, and SDMX‑ML. Charts and tables can be downloaded as CSV/XLS (long & wide), and charts as PNG/PDF/PPT. Typical update cadence is daily to monthly (e.g., reference FX rates around 16:00 CET on working days). ECB advises migrating from the old SDW URL as automatic redirects are planned to end on 1 Oct 2025.

   Pricing: FreePlatforms: Web, API

   Categories: Data APIs • APIs & SDKs • Central Bank Watcher • Inflation Rates • Interest Rates • GDP • Unemployment Rates • Yield Curves • Real Yields • Data Visualizations

7. 7

   

   European Central Bank (ECB)

   The official portal of the European Central Bank, including its Data Portal. Provides free access to monetary policy information, publications, and structured datasets. Data is available through a public SDMX 2.1 REST API with CSV and SDMX-JSON formats, bulk downloads, and chart-level exports. Key scheduled releases include €STR at 08:00 CET, FX reference rates around 16:00 CET, and daily euro area yield curves at 12:00 CET.

   Pricing: FreePlatforms: Web, API

   Categories: Data APIs • Calendar • News • Central Bank Watcher • Interest Rates • Yield Curves • Inflation Rates • GDP • Unemployment Rates

8. 8

   

   Federal Reserve Bank of New York — Data & Statistics

   Official New York Fed hub for rates, markets operations data, and research indicators. Highlights: reference rates (EFFR, OBFR, SOFR & SOFR Averages/Index), Markets Data Dashboard, SOMA holdings & operations results, Primary Dealer Statistics, GSCPI, SCE microdata, and regional surveys (e.g., Empire State Manufacturing). Markets Data APIs and page-level export tools provide JSON/CSV/XML/Excel programmatic access. Publication times for key rates are stated (e.g., SOFR ~8:00 a.m. ET; EFFR ~9:00 a.m. ET).

   Pricing: FreePlatforms: Web, API

   Categories: Data APIs • Central Bank Watcher • Interest Rates • Yield Curves • Calendar • Housing & Construction • Inflation Rates • Newsletters • APIs & SDKs

9. 9

   

   Federal Reserve Board (FRB.gov)

   The official website of the U.S. central bank. Through its Data Download Program (DDP), the Fed offers public access to many of its most important statistical releases in Excel, CSV, or XML formats. Key datasets include interest rates, the Fed balance sheet, commercial bank assets, foreign exchange rates, industrial production, and financial accounts. The site also hosts FOMC calendars, meeting minutes, press releases, speeches, and other policy materials.

   Pricing: FreePlatforms: Web, API

   Categories: Data APIs • Calendar • News • Central Bank Watcher • Interest Rates • Yield Curves

10. 10

    

    Office of Financial Research (U.S. Treasury)

    U.S. Treasury’s OFR publishes free, methods‑backed monitors and datasets (Short‑term Funding Monitor, U.S. Money Market Fund Monitor, Bank Systemic Risk Monitor, and the daily OFR Financial Stress Index). STFM and HFM provide open JSON APIs (no keys), CSV downloads are available from some monitors. Updates are end‑of‑day with documented lags (e.g., FSI ~T+2 business days; repo series T+1/T+2 depending on segment).

    Pricing: FreePlatforms: Web, API

    Categories: Data APIs • APIs & SDKs • Interest Rates • Yield Curves • Data Visualizations • Scores • Market Sentiment • Fund Holdings • Blogs