Comprehensive Guide to Accessing Free and Reliable Indian Market Data for Your Trading Tools

Are you developing analytical tools or trading applications centered on the Indian financial markets? Access to accurate and extensive market data is crucial for building robust solutions. In this guide, we explore various sources—ranging from APIs and data repositories to web scraping options—that can provide both live and historical Indian market data, including equities, derivatives, and broader market indicators.

Key Data Requirements

Depending on your project’s scope, you might need a variety of datasets such as:
– Option Greeks (Delta, Gamma, Theta, Vega)
– Spot Prices (Index and individual stocks)
– Bid and Ask Prices
– Open Interest (OI) and Volume
– Historical OI and Implied Volatility (IV)
– Intraday OHLC (Open, High, Low, Close) Data
– Historical Futures Prices
– Put-Call Ratios and IV Surface Metrics
– Market Participant Data (FII/DII activity)
– Market-wide Position Limits (MWPL) and Rollout Data
– Events Calendar and Market Indicators

Finding Reliable Data Sources

Since no single platform provides all the needed indicators, combining multiple sources becomes essential. Here are some of the most dependable options to consider:

1. NSE India Official Website
2. Offers comprehensive data on equities, derivatives, and indexes.
3. Data accessible via web scraping or API wrappers developed by the community.
4. Provides current and historical data on index prices, options, futures, open interest, volumes, and more.

5. Website: https://www.nseindia.com

6. BSE India (Bombay Stock Exchange)

7. Similar to NSE, with data on equities and derivatives.
8. Data can be obtained via scraping or third-party APIs.

9. Website: https://www.bseindia.com

10. Alpha Vantage

11. Free and paid API supports global stock data, which can sometimes include Indian stocks.
12. Offers real-time and historical prices.
13. Includes fundamental and technical indicators.

14. Website: https://www.alphavantage.co

15. Quandl (now part of Nasdaq Data Link)

16. Hosts various financial data sets, including some Indian market data.
17. Some datasets are free; others require a subscription.
18. Offers CSV downloads and API access.

19. Website: https://data.nasdaq.com

20. Yahoo Finance

21. Provides free access to historical stock and index data.