MOST PEOPLE DON'T KNOW THIS
There are Python libraries giving free market data for 170,000 tickers.
Stocks.
Crypto.
Forex.
Economic indicators.
No Bloomberg. No expensive APIs.
Here are 12 libraries every quant dev should bookmark👇
3. IBApi
🔗 interactivebrokers.github.io…
The official API for Interactive Brokers.
Direct access to:
• live market data
• historical data
• trading functionality
Serious traders and quants rely on this.
4. Alpha Vantage
🔗 github.com/RomelTorres/alpha…
One of the easiest APIs to start with.
Provides:
• Real-time market data
• Technical indicators
• Stocks, FX, crypto
Outputs in JSON or CSV.
5. Nasdaq Data Link (Quandl)
🔗 data.nasdaq.com/tools/python
Massive financial dataset hub.
Access:
• economic data
• commodities
• equities
• alternative datasets
Used heavily in quant research.
Here's what we covered:
IBApi
Tiingo
Tradier
Alpaca
Finnhub
yfinance
Polygon .io
Theta Data
marketstack
Twelve Data
Alpha Vantage
Nasdaq Data Link
pandas-datareader